Updating current time…
PDT
Pacific Daylight Time
GMT -7
12am
3am
6am
9am
12pm
3pm
6pm
9pm
CDT
Central Daylight Time
GMT -5
12am
3am
6am
9am
12pm
3pm
6pm
9pm
EDT
Eastern Daylight Time
GMT -4
12am
3am
6am
9am
12pm
3pm
6pm
9pm
BST
British Summer Time
GMT +1
12am
3am
6am
9am
12pm
3pm
6pm
9pm
CEST
Central European Summer Time
GMT +2
12am
3am
6am
9am
12pm
3pm
6pm
9pm
PKT
Pakistan Standard Time
GMT +5
12am
3am
6am
9am
12pm
3pm
6pm
9pm
IST
India Standard Time
GMT +5:30
12am
3am
6am
9am
12pm
3pm
6pm
9pm
JST
Japan Standard Time
GMT +9
12am
3am
6am
9am
12pm
3pm
6pm
9pm
KST
Korea Standard Time
GMT +9
12am
3am
6am
9am
12pm
3pm
6pm
9pm
ACDT
Australian Central Daylight Time
GMT +10:30
12am
3am
6am
9am
12pm
3pm
6pm
9pm

Quick answers

Selected conversion

5:00 am05:00 PDT (UTC-7), Oct 8, 2026 = 7:00 am07:00 CDT (UTC-5), Oct 8, 2026 = 8:00 am08:00 EDT (UTC-4), Oct 8, 2026 = 1:00 pm13:00 BST (UTC+1), Oct 8, 2026 = 2:00 pm14:00 CEST (UTC+2), Oct 8, 2026 = 5:00 pm17:00 PKT (UTC+5), Oct 8, 2026 = 5:30 pm17:30 IST (UTC+5:30), Oct 8, 2026 = 9:00 pm21:00 JST (UTC+9), Oct 8, 2026 = 9:00 pm21:00 KST (UTC+9), Oct 8, 2026 = 10:30 pm22:30 ACDT (UTC+10:30), Oct 8, 2026

PDT is 2 hours behind CDT. PDT is 3 hours behind EDT. PDT is 8 hours behind BST. PDT is 9 hours behind CEST. PDT is 12 hours behind PKT. PDT is 12 hours and 30 minutes behind IST. PDT is 16 hours behind JST. PDT is 16 hours behind KST. PDT is 17 hours and 30 minutes behind ACDT.

How the time difference changes

PDT to CDT

For most of the year, PDT is 2 hours behind CDT. At other times of the year, PST is 2 hours behind CST. Briefly around clock changes, PDT is 1 hour behind CST or PST is 3 hours behind CDT.

For most of the year, working hours of 9:00 am to 5:00 pm in PDT correspond to 11:00 am to 7:00 pm in CDT. At other times of the year, working hours of 9:00 am to 5:00 pm in PST correspond to 11:00 am to 7:00 pm in CST.For most of the year, working hours of 09:00 to 17:00 in PDT correspond to 11:00 to 19:00 in CDT. At other times of the year, working hours of 09:00 to 17:00 in PST correspond to 11:00 to 19:00 in CST.

PDT to EDT

For most of the year, PDT is 3 hours behind EDT. At other times of the year, PST is 3 hours behind EST. Briefly around clock changes, PDT is 2 hours behind EST or PST is 4 hours behind EDT.

For most of the year, working hours of 9:00 am to 5:00 pm in PDT correspond to 12:00 pm to 8:00 pm in EDT. At other times of the year, working hours of 9:00 am to 5:00 pm in PST correspond to 12:00 pm to 8:00 pm in EST.For most of the year, working hours of 09:00 to 17:00 in PDT correspond to 12:00 to 20:00 in EDT. At other times of the year, working hours of 09:00 to 17:00 in PST correspond to 12:00 to 20:00 in EST.

PDT to BST

For most of the year, PDT is 8 hours behind BST. At other times of the year, PST is 8 hours behind GMT or PDT is 7 hours behind GMT.

For most of the year, working hours of 9:00 am to 5:00 pm in PDT correspond to 5:00 pm to 1:00 am (next day) in BST. At other times of the year, working hours of 9:00 am to 5:00 pm in PST correspond to 5:00 pm to 1:00 am (next day) in GMT or working hours of 9:00 am to 5:00 pm in PDT correspond to 4:00 pm to 12:00 am (next day) in GMT.For most of the year, working hours of 09:00 to 17:00 in PDT correspond to 17:00 to 01:00 (next day) in BST. At other times of the year, working hours of 09:00 to 17:00 in PST correspond to 17:00 to 01:00 (next day) in GMT or working hours of 09:00 to 17:00 in PDT correspond to 16:00 to 00:00 (next day) in GMT.

PDT to CEST

For most of the year, PDT is 9 hours behind CEST. At other times of the year, PST is 9 hours behind CET or PDT is 8 hours behind CET.

For most of the year, working hours of 9:00 am to 5:00 pm in PDT correspond to 6:00 pm to 2:00 am (next day) in CEST. At other times of the year, working hours of 9:00 am to 5:00 pm in PST correspond to 6:00 pm to 2:00 am (next day) in CET or working hours of 9:00 am to 5:00 pm in PDT correspond to 5:00 pm to 1:00 am (next day) in CET.For most of the year, working hours of 09:00 to 17:00 in PDT correspond to 18:00 to 02:00 (next day) in CEST. At other times of the year, working hours of 09:00 to 17:00 in PST correspond to 18:00 to 02:00 (next day) in CET or working hours of 09:00 to 17:00 in PDT correspond to 17:00 to 01:00 (next day) in CET.

PDT to PKT

For most of the year, PDT is 12 hours behind PKT. At other times of the year, PST is 13 hours behind PKT.

For most of the year, working hours of 9:00 am to 5:00 pm in PDT correspond to 9:00 pm to 5:00 am (next day) in PKT. At other times of the year, working hours of 9:00 am to 5:00 pm in PST correspond to 10:00 pm to 6:00 am (next day) in PKT.For most of the year, working hours of 09:00 to 17:00 in PDT correspond to 21:00 to 05:00 (next day) in PKT. At other times of the year, working hours of 09:00 to 17:00 in PST correspond to 22:00 to 06:00 (next day) in PKT.

PDT to IST

For most of the year, PDT is 12 hours and 30 minutes behind IST. At other times of the year, PST is 13 hours and 30 minutes behind IST.

For most of the year, working hours of 9:00 am to 5:00 pm in PDT correspond to 9:30 pm to 5:30 am (next day) in IST. At other times of the year, working hours of 9:00 am to 5:00 pm in PST correspond to 10:30 pm to 6:30 am (next day) in IST.For most of the year, working hours of 09:00 to 17:00 in PDT correspond to 21:30 to 05:30 (next day) in IST. At other times of the year, working hours of 09:00 to 17:00 in PST correspond to 22:30 to 06:30 (next day) in IST.

PDT to JST

For most of the year, PDT is 16 hours behind JST. At other times of the year, PST is 17 hours behind JST.

For most of the year, working hours of 9:00 am to 5:00 pm in PDT correspond to 1:00 am (next day) to 9:00 am (next day) in JST. At other times of the year, working hours of 9:00 am to 5:00 pm in PST correspond to 2:00 am (next day) to 10:00 am (next day) in JST.For most of the year, working hours of 09:00 to 17:00 in PDT correspond to 01:00 (next day) to 09:00 (next day) in JST. At other times of the year, working hours of 09:00 to 17:00 in PST correspond to 02:00 (next day) to 10:00 (next day) in JST.

PDT to KST

For most of the year, PDT is 16 hours behind KST. At other times of the year, PST is 17 hours behind KST.

For most of the year, working hours of 9:00 am to 5:00 pm in PDT correspond to 1:00 am (next day) to 9:00 am (next day) in KST. At other times of the year, working hours of 9:00 am to 5:00 pm in PST correspond to 2:00 am (next day) to 10:00 am (next day) in KST.For most of the year, working hours of 09:00 to 17:00 in PDT correspond to 01:00 (next day) to 09:00 (next day) in KST. At other times of the year, working hours of 09:00 to 17:00 in PST correspond to 02:00 (next day) to 10:00 (next day) in KST.

PDT to ACDT

Depending on seasonal clock changes, PDT is 16 hours and 30 minutes behind ACST, PDT is 17 hours and 30 minutes behind ACDT, or PST is 18 hours and 30 minutes behind ACDT.

Depending on seasonal clock changes, working hours of 9:00 am to 5:00 pm in PDT correspond to 1:30 am (next day) to 9:30 am (next day) in ACST, working hours of 9:00 am to 5:00 pm in PDT correspond to 2:30 am (next day) to 10:30 am (next day) in ACDT, or working hours of 9:00 am to 5:00 pm in PST correspond to 3:30 am (next day) to 11:30 am (next day) in ACDT.Depending on seasonal clock changes, working hours of 09:00 to 17:00 in PDT correspond to 01:30 (next day) to 09:30 (next day) in ACST, working hours of 09:00 to 17:00 in PDT correspond to 02:30 (next day) to 10:30 (next day) in ACDT, or working hours of 09:00 to 17:00 in PST correspond to 03:30 (next day) to 11:30 (next day) in ACDT.

Compare PDT time with CDT, EDT, BST, CEST, PKT, IST, JST, KST, and ACDT time, including current local time, UTC offsets, time difference, daylight saving changes, working hours, and shareable meeting times.

Time Difference

Pacific Daylight Time is 2 hours behind Central Daylight Time. Pacific Daylight Time is 3 hours behind Eastern Daylight Time. Pacific Daylight Time is 8 hours behind British Summer Time. Pacific Daylight Time is 9 hours behind Central European Summer Time. Pacific Daylight Time is 12 hours behind Pakistan Standard Time. Pacific Daylight Time is 12 hours and 30 minutes behind India Standard Time. Pacific Daylight Time is 16 hours behind Japan Standard Time. Pacific Daylight Time is 16 hours behind Korea Standard Time. Pacific Daylight Time is 17 hours and 30 minutes behind Australian Central Daylight Time.
5:00 am05:00 in PDT is 7:00 am07:00 in CDT and is 8:00 am08:00 in EDT and is 1:00 pm13:00 in BST and is 2:00 pm14:00 in CEST and is 5:00 pm17:00 in PKT and is 5:30 pm17:30 in IST and is 9:00 pm21:00 in JST and is 9:00 pm21:00 in KST and is 10:30 pm22:30 in ACDT

PDT to CDT call time
Best time for a conference call or a meeting is between 9am-3pm09:00-15:00 in PDT which corresponds to 11am-5pm11:00-17:00 in CDT
PDT to EDT call time
Best time for a conference call or a meeting is between 9am-2pm09:00-14:00 in PDT which corresponds to 12pm-5pm12:00-17:00 in EDT
PDT to BST call time
Best time for a conference call or a meeting is between 8:30am-9:30am08:30-09:30 in PDT which corresponds to 4:30pm-5:30pm16:30-17:30 in BST
PDT to CEST call time
Best time for a conference call or a meeting is between 8am-9am08:00-09:00 in PDT which corresponds to 5pm-6pm17:00-18:00 in CEST
PDT to PKT call time
Best time for a conference call or a meeting is between 7am-8am07:00-08:00 in PDT which corresponds to 7pm-8pm19:00-20:00 in PKT
PDT to IST call time
Best time for a conference call or a meeting is between 6:30pm-7:30pm18:30-19:30 in PDT which corresponds to 7am-8am07:00-08:00 in IST (next day)
PDT to JST call time
Best time for a conference call or a meeting is between 4:30pm-5:30pm16:30-17:30 in PDT which corresponds to 8:30am-9:30am08:30-09:30 in JST (next day)
PDT to KST call time
Best time for a conference call or a meeting is between 4:30pm-5:30pm16:30-17:30 in PDT which corresponds to 8:30am-9:30am08:30-09:30 in KST (next day)
PDT to ACDT call time
Best time for a conference call or a meeting is between 3:30pm-5pm15:30-17:00 in PDT which corresponds to 9am-10:30am09:00-10:30 in ACDT (next day)

5:00 am05:00 Pacific Daylight Time (PDT). Offset UTC -7:00 hours
7:00 am07:00 Central Daylight Time (CDT). Offset UTC -5:00 hours
8:00 am08:00 Eastern Daylight Time (EDT). Offset UTC -4:00 hours
1:00 pm13:00 British Summer Time (BST). Offset UTC +1:00 hour
2:00 pm14:00 Central European Summer Time (CEST). Offset UTC +2:00 hours
5:00 pm17:00 Pakistan Standard Time (PKT). Offset UTC +5:00 hours
5:30 pm17:30 India Standard Time (IST). Offset UTC +5:30 hours
9:00 pm21:00 Japan Standard Time (JST). Offset UTC +9:00 hours
9:00 pm21:00 Korea Standard Time (KST). Offset UTC +9:00 hours
10:30 pm22:30 Australian Central Daylight Time (ACDT). Offset UTC +10:30 hours

5:00 am05:00 PDT / 7:00 am07:00 CDT / 8:00 am08:00 EDT / 1:00 pm13:00 BST / 2:00 pm14:00 CEST / 5:00 pm17:00 PKT / 5:30 pm17:30 IST / 9:00 pm21:00 JST / 9:00 pm21:00 KST / 10:30 pm22:30 ACDT

PDTCDTEDTBSTCESTPKTISTJSTKSTACDT
12:00am2:00am3:00am8:00am9:00am12:00pm12:30pm4:00pm4:00pm5:30pm
1:00am3:00am4:00am9:00am10:00am1:00pm1:30pm5:00pm5:00pm6:30pm
2:00am4:00am5:00am10:00am11:00am2:00pm2:30pm6:00pm6:00pm7:30pm
3:00am5:00am6:00am11:00am12:00pm3:00pm3:30pm7:00pm7:00pm8:30pm
4:00am6:00am7:00am12:00pm1:00pm4:00pm4:30pm8:00pm8:00pm9:30pm
5:00am7:00am8:00am1:00pm2:00pm5:00pm5:30pm9:00pm9:00pm10:30pm
6:00am8:00am9:00am2:00pm3:00pm6:00pm6:30pm10:00pm10:00pm11:30pm
7:00am9:00am10:00am3:00pm4:00pm7:00pm7:30pm11:00pm11:00pm12:30am
8:00am10:00am11:00am4:00pm5:00pm8:00pm8:30pm12:00am12:00am1:30am
9:00am11:00am12:00pm5:00pm6:00pm9:00pm9:30pm1:00am1:00am2:30am
10:00am12:00pm1:00pm6:00pm7:00pm10:00pm10:30pm2:00am2:00am3:30am
11:00am1:00pm2:00pm7:00pm8:00pm11:00pm11:30pm3:00am3:00am4:30am
12:00pm2:00pm3:00pm8:00pm9:00pm12:00am12:30am4:00am4:00am5:30am
1:00pm3:00pm4:00pm9:00pm10:00pm1:00am1:30am5:00am5:00am6:30am
2:00pm4:00pm5:00pm10:00pm11:00pm2:00am2:30am6:00am6:00am7:30am
3:00pm5:00pm6:00pm11:00pm12:00am3:00am3:30am7:00am7:00am8:30am
4:00pm6:00pm7:00pm12:00am1:00am4:00am4:30am8:00am8:00am9:30am
5:00pm7:00pm8:00pm1:00am2:00am5:00am5:30am9:00am9:00am10:30am
6:00pm8:00pm9:00pm2:00am3:00am6:00am6:30am10:00am10:00am11:30am
7:00pm9:00pm10:00pm3:00am4:00am7:00am7:30am11:00am11:00am12:30pm
8:00pm10:00pm11:00pm4:00am5:00am8:00am8:30am12:00pm12:00pm1:30pm
9:00pm11:00pm12:00am5:00am6:00am9:00am9:30am1:00pm1:00pm2:30pm
10:00pm12:00am1:00am6:00am7:00am10:00am10:30am2:00pm2:00pm3:30pm
11:00pm1:00am2:00am7:00am8:00am11:00am11:30am3:00pm3:00pm4:30pm
00:0002:0003:0008:0009:0012:0012:3016:0016:0017:30
01:0003:0004:0009:0010:0013:0013:3017:0017:0018:30
02:0004:0005:0010:0011:0014:0014:3018:0018:0019:30
03:0005:0006:0011:0012:0015:0015:3019:0019:0020:30
04:0006:0007:0012:0013:0016:0016:3020:0020:0021:30
05:0007:0008:0013:0014:0017:0017:3021:0021:0022:30
06:0008:0009:0014:0015:0018:0018:3022:0022:0023:30
07:0009:0010:0015:0016:0019:0019:3023:0023:0000:30
08:0010:0011:0016:0017:0020:0020:3000:0000:0001:30
09:0011:0012:0017:0018:0021:0021:3001:0001:0002:30
10:0012:0013:0018:0019:0022:0022:3002:0002:0003:30
11:0013:0014:0019:0020:0023:0023:3003:0003:0004:30
12:0014:0015:0020:0021:0000:0000:3004:0004:0005:30
13:0015:0016:0021:0022:0001:0001:3005:0005:0006:30
14:0016:0017:0022:0023:0002:0002:3006:0006:0007:30
15:0017:0018:0023:0000:0003:0003:3007:0007:0008:30
16:0018:0019:0000:0001:0004:0004:3008:0008:0009:30
17:0019:0020:0001:0002:0005:0005:3009:0009:0010:30
18:0020:0021:0002:0003:0006:0006:3010:0010:0011:30
19:0021:0022:0003:0004:0007:0007:3011:0011:0012:30
20:0022:0023:0004:0005:0008:0008:3012:0012:0013:30
21:0023:0000:0005:0006:0009:0009:3013:0013:0014:30
22:0000:0001:0006:0007:0010:0010:3014:0014:0015:30
23:0001:0002:0007:0008:0011:0011:3015:0015:0016:30

Pacific Daylight Time

Offset: PDT is 7 hours behind Greenwich Mean Time (GMT) and is used in North America

Countries using this time zone: Canada, Mexico, United States

Principal Cities: The largest city in the PDT time zone is Los Angeles in the United States, with about 3.821 million people. Other major cities in this time zone include Tijuana, San Diego, Mexicali, San Jose.

French: HAP - Heure Avancée du Pacifique

Spanish: PT - Zona Noroeste

PDT Time Zone Geo Map
PDT timezone map

Daylight Saving: Pacific Daylight Time (PDT) is a daylight saving/summer time zone. During winter, some places set clocks back one hour and observe Pacific Standard Time (PST).

Daylight saving time clock moves forward for one hourStart: Pacific Daylight Time (PDT) started on Sunday, March 8, 2026 at 2:00 am02:00 local time and clocks were set one hour forward to Sunday, March 8, 2026, 3:00 am03:00. Daylight saving starts annually on the second Sunday of March.

Daylight saving time clock moves back for one hourEnd: Pacific Daylight Time (PDT) ends on Sunday, November 1, 2026 at 2:00 am02:00 local time and clocks are set one hour back to Sunday, November 1, 2026, 1:00 am01:00 local standard time instead. Daylight saving ends annually on the first Sunday of November.

See upcoming clock changes worldwide.

PDT representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • -07 - basic short
  • -0700 - basic
  • -07:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • -0700 - sign character (-) followed by a four digit time providing hours (07) and minutes (00) of the offset. Indicates an offset of seven hours to the west of the zero meridian.
Military/NATO: Used by the U.S. military, Chinese military and others
  • Tango - Military abbreviation for PDT
  • T - short form of 'Tango'
IANA/Olson: Reflects PDT time zone boundaries defined by political bodies, primarily intended for use with computer programs and operating systems
  • America/Ensenada
  • America/Los_Angeles
  • America/Santa_Isabel
  • America/Tijuana
  • America/Vancouver
  • Canada/Pacific
  • Mexico/BajaNorte
  • PST8PDT
  • US/Pacific
Time zones with the GMT -7 offset:
  • MST - Mountain Standard Time
  • PDT - Pacific Daylight Time
  • YST - Yukon Standard Time
  • T - Tango Time Zone

Central Daylight Time

Offset: CDT is 5 hours behind Greenwich Mean Time (GMT) and is used in North America

Countries using this time zone: Canada, Mexico, United States

Principal Cities: The largest city in the CDT time zone is Chicago in the United States, with about 2.664 million people. Other major cities in this time zone include Houston, San Antonio, Ciudad Juarez, Dallas.

French: HAC - Heure Avancée du Centre

Spanish: CT - Zona Centro

CDT Time Zone Geo Map
CDT timezone map

Daylight Saving: Central Daylight Time (CDT) is a daylight saving/summer time zone. During winter, some places set clocks back one hour and observe Central Standard Time (CST).

Daylight saving time clock moves forward for one hourStart: Central Daylight Time (CDT) started on Sunday, March 8, 2026 at 2:00 am02:00 local time and clocks were set one hour forward to Sunday, March 8, 2026, 3:00 am03:00. Daylight saving starts annually on the second Sunday of March.

Daylight saving time clock moves back for one hourEnd: Central Daylight Time (CDT) ends on Sunday, November 1, 2026 at 2:00 am02:00 local time and clocks are set one hour back to Sunday, November 1, 2026, 1:00 am01:00 local standard time instead. Daylight saving ends annually on the first Sunday of November.

See upcoming clock changes worldwide.

CDT representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • -05 - basic short
  • -0500 - basic
  • -05:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • -0500 - sign character (-) followed by a four digit time providing hours (05) and minutes (00) of the offset. Indicates an offset of five hours to the west of the zero meridian.
Military/NATO: Used by the U.S. military, Chinese military and others
  • Romeo - Military abbreviation for CDT
  • R - short form of 'Romeo'
IANA/Olson: Reflects CDT time zone boundaries defined by political bodies, primarily intended for use with computer programs and operating systems
  • America/Chicago
  • America/Indiana/Knox
  • America/Indiana/Tell_City
  • America/Knox_IN
  • America/Matamoros
  • America/Menominee
  • America/North_Dakota/Beulah
  • America/North_Dakota/Center
  • America/North_Dakota/New_Salem
  • America/Ojinaga
  • America/Rainy_River
  • America/Rankin_Inlet
  • America/Resolute
  • America/Winnipeg
  • CST6CDT
  • Canada/Central
  • US/Central
  • US/Indiana-Starke
CDT Abbreviation: Several time zones share CDT abbreviation and it could refer to these time zones
  • Central Daylight Time - UTC -5
  • Cuba Daylight Time - UTC -4
Time zones with the GMT -5 offset:
  • CDT - Central Daylight Time
  • EST - Eastern Standard Time
  • ET - Eastern Time
  • COT - Colombia Time
  • CST - Cuba Standard Time
  • EASST - Easter Island Summer Time
  • ECT - Ecuador Time
  • PET - Peru Time
  • R - Romeo Time Zone

Eastern Daylight Time

Offset: EDT is 4 hours behind Greenwich Mean Time (GMT) and is used in North America

Countries using this time zone: Bahamas, Canada, Haiti, Turks & Caicos Is, United States

Principal Cities: The largest city in the EDT time zone is New York City in the United States, with about 8.804 million people. Other major cities in this time zone include Toronto, Brooklyn, Borough of Queens, Montreal.

French: HAE - Heure Avancée de l'Est

Spanish: EDT - Tiempo de verano del Este, ET - Zona Sureste

EDT Time Zone Geo Map
EDT timezone map

Daylight Saving: Eastern Daylight Time (EDT) is a daylight saving/summer time zone. During winter, some places set clocks back one hour and observe Eastern Standard Time (EST).

Daylight saving time clock moves forward for one hourStart: Eastern Daylight Time (EDT) started on Sunday, March 8, 2026 at 2:00 am02:00 local time and clocks were set one hour forward to Sunday, March 8, 2026, 3:00 am03:00. Daylight saving starts annually on the second Sunday of March.

Daylight saving time clock moves back for one hourEnd: Eastern Daylight Time (EDT) ends on Sunday, November 1, 2026 at 2:00 am02:00 local time and clocks are set one hour back to Sunday, November 1, 2026, 1:00 am01:00 local standard time instead. Daylight saving ends annually on the first Sunday of November.

See upcoming clock changes worldwide.

EDT representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • -04 - basic short
  • -0400 - basic
  • -04:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • -0400 - sign character (-) followed by a four digit time providing hours (04) and minutes (00) of the offset. Indicates an offset of four hours to the west of the zero meridian.
Military/NATO: Used by the U.S. military, Chinese military and others
  • Quebec - Military abbreviation for EDT
  • Q - short form of 'Quebec'
IANA/Olson: Reflects EDT time zone boundaries defined by political bodies, primarily intended for use with computer programs and operating systems
  • America/Detroit
  • America/Fort_Wayne
  • America/Grand_Turk
  • America/Indiana/Indianapolis
  • America/Indiana/Marengo
  • America/Indiana/Petersburg
  • America/Indiana/Vevay
  • America/Indiana/Vincennes
  • America/Indiana/Winamac
  • America/Indianapolis
  • America/Iqaluit
  • America/Kentucky/Louisville
  • America/Kentucky/Monticello
  • America/Louisville
  • America/Montreal
  • America/Nassau
  • America/New_York
  • America/Nipigon
  • America/Pangnirtung
  • America/Port-au-Prince
  • America/Thunder_Bay
  • America/Toronto
  • Canada/Eastern
  • EST5EDT
  • US/East-Indiana
  • US/Eastern
  • US/Michigan
Time zones with the GMT -4 offset:
  • AST - Atlantic Standard Time
  • EDT - Eastern Daylight Time
  • AMT - Amazon Time
  • BOT - Bolivia Time
  • CDT - Cuba Daylight Time
  • CLT - Chile Standard Time
  • FKT - Falkland Island Time
  • GYT - Guyana Time
  • HLV - Hora Legal de Venezuela
  • PYT - Paraguay Time
  • Q - Quebec Time Zone
  • VET - Venezuelan Standard Time

British Summer Time

Offset: BST is 1 hour ahead Greenwich Mean Time (GMT) and is used in Europe

Countries using this time zone: Britain (UK), Guernsey, Isle of Man, Jersey

Principal Cities: The largest city in the BST time zone is London in United Kingdom, with about 8.962 million people. Other major cities in this time zone include Birmingham, Glasgow, Liverpool, Saint Helier.

BST Time Zone Geo Map
BST timezone map

Daylight Saving: British Summer Time (BST) is a daylight saving/summer time zone. During winter, some places set clocks back one hour and observe Greenwich Mean Time (GMT).

Daylight saving time clock moves forward for one hourStart: British Summer Time (BST) started on Sunday, March 29, 2026 at 1:00 am01:00 local time and clocks were set one hour forward to Sunday, March 29, 2026, 2:00 am02:00. Daylight saving starts annually on the last Sunday of March.

Daylight saving time clock moves back for one hourEnd: British Summer Time (BST) ends on Sunday, October 25, 2026 at 2:00 am02:00 local time and clocks are set one hour back to Sunday, October 25, 2026, 1:00 am01:00 local standard time instead. Daylight saving ends annually on the last Sunday of October.

See upcoming clock changes worldwide.

BST representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • +01 - basic short
  • +0100 - basic
  • +01:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • +0100 - sign character (+) followed by a four digit time providing hours (01) and minutes (00) of the offset. Indicates an offset of one hour to the east of the zero meridian.
Military/NATO: Used by the U.S. military, Chinese military and others
  • Alpha - Military abbreviation for BST
  • A - short form of 'Alpha'
IANA/Olson: Reflects BST time zone boundaries defined by political bodies, primarily intended for use with computer programs and operating systems
  • Europe/Belfast
  • Europe/Guernsey
  • Europe/Isle_of_Man
  • Europe/Jersey
  • Europe/London
  • GB
  • GB-Eire
BST Abbreviation: Several time zones share BST abbreviation and it could refer to these time zones
  • British Summer Time - UTC +1
  • Bangladesh Standard Time - UTC +6
  • Bougainville Standard Time - UTC +11
Time zones with the GMT +1 offset:
  • BST - British Summer Time
  • CET - Central European Time
  • IST - Irish Standard Time
  • WEST - Western European Summer Time
  • A - Alpha Time Zone
  • CET - Central European Time
  • MEZ - Mitteleuropäische Zeit
  • WAT - West Africa Time
  • WST - Western Sahara Summer Time
  • BMT - Biel Mean Time

Central European Summer Time

Offset: CEST is 2 hours ahead Greenwich Mean Time (GMT) and is used in Europe

Countries using this time zone: Andorra, Albania, Austria, Bosnia & Herzegovina, Belgium, Switzerland, Czech Republic, Germany, Denmark, Spain, France, Gibraltar, Croatia, Hungary, Italy, Liechtenstein, Luxembourg, Monaco, Montenegro, North Macedonia, Malta, Netherlands, Norway, Poland, Serbia, Sweden, Slovenia, Svalbard & Jan Mayen, Slovakia, San Marino, Vatican City

Principal Cities: The largest city in the CEST time zone is Berlin in Germany, with about 3.426 million people. Other major cities in this time zone include Madrid, Rome, Paris, Hamburg.

German: MESZ - Mitteleuropäische Sommerzeit

CEST Time Zone Geo Map
CEST timezone map

Daylight Saving: Central European Summer Time (CEST) is a daylight saving/summer time zone. During winter, some places set clocks back one hour and observe Central European Time (CET).

Daylight saving time clock moves forward for one hourStart: Central European Summer Time (CEST) started on Sunday, March 29, 2026 at 2:00 am02:00 local time and clocks were set one hour forward to Sunday, March 29, 2026, 3:00 am03:00. Daylight saving starts annually on the last Sunday of March.

Daylight saving time clock moves back for one hourEnd: Central European Summer Time (CEST) ends on Sunday, October 25, 2026 at 3:00 am03:00 local time and clocks are set one hour back to Sunday, October 25, 2026, 2:00 am02:00 local standard time instead. Daylight saving ends annually on the last Sunday of October.

See upcoming clock changes worldwide.

CEST representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • +02 - basic short
  • +0200 - basic
  • +02:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • +0200 - sign character (+) followed by a four digit time providing hours (02) and minutes (00) of the offset. Indicates an offset of two hours to the east of the zero meridian.
Military/NATO: Used by the U.S. military, Chinese military and others
  • Bravo - Military abbreviation for CEST
  • B - short form of 'Bravo'
IANA/Olson: Reflects CEST time zone boundaries defined by political bodies, primarily intended for use with computer programs and operating systems
  • Africa/Ceuta
  • Arctic/Longyearbyen
  • Atlantic/Jan_Mayen
  • CET
  • Europe/Amsterdam
  • Europe/Andorra
  • Europe/Belgrade
  • Europe/Berlin
  • Europe/Bratislava
  • Europe/Brussels
  • Europe/Budapest
  • Europe/Busingen
  • Europe/Copenhagen
  • Europe/Gibraltar
  • Europe/Ljubljana
  • Europe/Luxembourg
  • Europe/Madrid
  • Europe/Malta
  • Europe/Monaco
  • Europe/Oslo
  • Europe/Paris
  • Europe/Podgorica
  • Europe/Prague
  • Europe/Rome
  • Europe/San_Marino
  • Europe/Sarajevo
  • Europe/Skopje
  • Europe/Stockholm
  • Europe/Tirane
  • Europe/Vaduz
  • Europe/Vatican
  • Europe/Vienna
  • Europe/Warsaw
  • Europe/Zagreb
  • Europe/Zurich
  • MET
  • Poland
Time zones with the GMT +2 offset:
  • CEST - Central European Summer Time
  • EET - Eastern European Time
  • MESZ - Mitteleuropäische Sommerzeit
  • B - Bravo Time Zone
  • CAT - Central Africa Time
  • IST - Israel Standard Time
  • SAST - South Africa Standard Time
  • WAST - West Africa Summer Time

Pakistan Standard Time

Offset: PKT is 5 hours ahead Greenwich Mean Time (GMT) and is used in Asia

Countries using this time zone: Pakistan

Principal Cities: The largest city in the PKT time zone is Lahore in Pakistan, with about 13.004 million people. Other major cities in this time zone include Karachi, Faisalabad, Rawalpindi, Multan.

Daylight Saving: Clocks in Pakistan Standard Time (PKT) do not change for daylight saving time, so PKT stays the same throughout the year. Other time zones may set clocks forward in summer and back in winter; see upcoming clock changes worldwide.

PKT Time Zone Geo Map
PKT timezone map

PKT representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • +05 - basic short
  • +0500 - basic
  • +05:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • +0500 - sign character (+) followed by a four digit time providing hours (05) and minutes (00) of the offset. Indicates an offset of five hours to the east of the zero meridian.
Military/NATO: Used by the U.S. military, Chinese military and others
  • Echo - Military abbreviation for PKT
  • E - short form of 'Echo'
IANA/Olson: Reflects PKT time zone boundaries defined by political bodies, primarily intended for use with computer programs and operating systems
  • Asia/Karachi
Time zones with the GMT +5 offset:
  • AMST - Armenia Summer Time
  • AQTT - Aqtobe Time
  • AZST - Azerbaijan Summer Time
  • E - Echo Time Zone
  • MAWT - Mawson Time
  • MVT - Maldives Time
  • ORAT - Oral Time
  • PKT - Pakistan Standard Time
  • TFT - French Southern and Antarctic Time
  • TJT - Tajikistan Time
  • TMT - Turkmenistan Time
  • UZT - Uzbekistan Time
  • YEKT - Yekaterinburg Time
  • HMT - Heard and McDonald Islands Time

India Standard Time

Offset: IST is 5 hours and 30 minutes ahead Greenwich Mean Time (GMT) and is used in Asia

Countries using this time zone: India

Principal Cities: The largest city in the IST time zone is Mumbai in India, with about 12.692 million people. Other major cities in this time zone include Delhi, Bangalore, Chennai, Kolkata.

Daylight Saving: Clocks in India Standard Time (IST) do not change for daylight saving time, so IST stays the same throughout the year. Other time zones may set clocks forward in summer and back in winter; see upcoming clock changes worldwide.

IST Time Zone Geo Map
IST timezone map

IST representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • +0530 - basic
  • +05:30 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • +0530 - sign character (+) followed by a four digit time providing hours (05) and minutes (30) of the offset. Indicates an offset of five hours and thirty minutes to the east of the zero meridian.
IANA/Olson: Reflects IST time zone boundaries defined by political bodies, primarily intended for use with computer programs and operating systems
  • Asia/Calcutta
  • Asia/Kolkata
IST Abbreviation: Several time zones share IST abbreviation and it could refer to these time zones
  • India Standard Time - UTC +5:30
  • Irish Standard Time - UTC +1
  • Israel Standard Time - UTC +2

Japan Standard Time

Offset: JST is 9 hours ahead Greenwich Mean Time (GMT) and is used in Asia

Countries using this time zone: Japan

Principal Cities: The largest city in the JST time zone is Tokyo in Japan, with about 9.733 million people. Other major cities in this time zone include Yokohama, Osaka shi, Nagoya shi, Sapporo.

Daylight Saving: Clocks in Japan Standard Time (JST) do not change for daylight saving time, so JST stays the same throughout the year. Other time zones may set clocks forward in summer and back in winter; see upcoming clock changes worldwide.

JST Time Zone Geo Map
JST timezone map

JST representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • +09 - basic short
  • +0900 - basic
  • +09:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • +0900 - sign character (+) followed by a four digit time providing hours (09) and minutes (00) of the offset. Indicates an offset of nine hours to the east of the zero meridian.
Military/NATO: Used by the U.S. military, Chinese military and others
  • India - Military abbreviation for JST
  • I - short form of 'India'
IANA/Olson: Reflects JST time zone boundaries defined by political bodies, primarily intended for use with computer programs and operating systems
  • Asia/Tokyo
  • Japan
Time zones with the GMT +9 offset:
  • AWDT - Australian Western Daylight Time
  • CHOST - Choibalsan Summer Time
  • I - India Time Zone
  • IRKST - Irkutsk Summer Time
  • JST - Japan Standard Time
  • KST - Korea Standard Time
  • PWT - Palau Time
  • TLT - East Timor Time
  • ULAST - Ulaanbaatar Summer Time
  • WIT - Eastern Indonesian Time
  • YAKT - Yakutsk Time

Korea Standard Time

Offset: KST is 9 hours ahead Greenwich Mean Time (GMT) and is used in Asia

Countries using this time zone: Korea (North), Korea (South)

Principal Cities: The largest city in the KST time zone is Seoul in South Korea, with about 10.349 million people. Other major cities in this time zone include Busan, Pyongyang, Incheon, Daegu.

Daylight Saving: Clocks in Korea Standard Time (KST) do not change for daylight saving time, so KST stays the same throughout the year. Other time zones may set clocks forward in summer and back in winter; see upcoming clock changes worldwide.

KST Time Zone Geo Map
KST timezone map

KST representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • +09 - basic short
  • +0900 - basic
  • +09:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • +0900 - sign character (+) followed by a four digit time providing hours (09) and minutes (00) of the offset. Indicates an offset of nine hours to the east of the zero meridian.
Military/NATO: Used by the U.S. military, Chinese military and others
  • India - Military abbreviation for KST
  • I - short form of 'India'
IANA/Olson: Reflects KST time zone boundaries defined by political bodies, primarily intended for use with computer programs and operating systems
  • Asia/Pyongyang
  • Asia/Seoul
  • ROK
KST Abbreviation: Several time zones share KST abbreviation and it could refer to these time zones
  • Korea Standard Time - UTC +9
  • Pyongyang Time - UTC +8:30
Time zones with the GMT +9 offset:
  • AWDT - Australian Western Daylight Time
  • CHOST - Choibalsan Summer Time
  • I - India Time Zone
  • IRKST - Irkutsk Summer Time
  • JST - Japan Standard Time
  • KST - Korea Standard Time
  • PWT - Palau Time
  • TLT - East Timor Time
  • ULAST - Ulaanbaatar Summer Time
  • WIT - Eastern Indonesian Time
  • YAKT - Yakutsk Time

Australian Central Daylight Time

Offset: ACDT is 10 hours and 30 minutes ahead Greenwich Mean Time (GMT) and is used in Australia

Countries using this time zone: Australia

Principal Cities: The largest city in the ACDT time zone is Adelaide in Australia, with about 1.469 million people. Other major cities in this time zone include Adelaide Hills, Mount Gambier, Morphett Vale, Broken Hill.

ACDT Time Zone Geo Map
ACDT timezone map

Daylight Saving: Australian Central Daylight Time (ACDT) is a daylight saving/summer time zone. During winter, some places set clocks back one hour and observe Australian Central Standard Time (ACST).

Daylight saving time clock moves forward for one hourStart: Australian Central Daylight Time (ACDT) started on Sunday, October 4, 2026 at 2:00 am02:00 local time and clocks were set one hour forward to Sunday, October 4, 2026, 3:00 am03:00. Daylight saving starts annually on the first Sunday of October.

Daylight saving time clock moves back for one hourEnd: Australian Central Daylight Time (ACDT) ends on Sunday, April 4, 2027 at 3:00 am03:00 local time and clocks are set one hour back to Sunday, April 4, 2027, 2:00 am02:00 local standard time instead. Daylight saving ends annually on the first Sunday of April.

See upcoming clock changes worldwide.

ACDT representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • +1030 - basic
  • +10:30 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • +1030 - sign character (+) followed by a four digit time providing hours (10) and minutes (30) of the offset. Indicates an offset of ten hours and thirty minutes to the east of the zero meridian.
IANA/Olson: Reflects ACDT time zone boundaries defined by political bodies, primarily intended for use with computer programs and operating systems
  • Australia/Adelaide
  • Australia/Broken_Hill
  • Australia/South
  • Australia/Yancowinna
Time zones with the GMT +10:30 offset:
  • ACDT - Australian Central Daylight Time
  • LHST - Lord Howe Standard Time