NZDT to EST to PDT to MST to UTC to PST to IST Time Converter

Updating current time…
NZDT
New Zealand Daylight Time
UTC+13
12am
3am
6am
9am
12pm
3pm
6pm
9pm
EST
Eastern Standard Time
UTC−5
yesterday (previous day)
18h behind
12am
3am
6am
9am
12pm
3pm
6pm
9pm
PST/PDT
Pacific Standard Time
UTC−8
yesterday (previous day)
21h behind
12am
3am
6am
9am
12pm
3pm
6pm
9pm
Pacific Time is on standard time: PST (UTC−8) until Sun, Mar 14, 2027.
Keep PDT (UTC−7)
MST
Mountain Standard Time
UTC−7
yesterday (previous day)
20h behind
12am
3am
6am
9am
12pm
3pm
6pm
9pm
UTC
Coordinated Universal Time
UTC+0
yesterday (previous day)
13h behind
12am
3am
6am
9am
12pm
3pm
6pm
9pm
PST
Pacific Standard Time
UTC−8
yesterday (previous day)
21h behind
12am
3am
6am
9am
12pm
3pm
6pm
9pm
IST
India Standard Time
UTC+5:30
yesterday (previous day)
7h 30m behind
12am
3am
6am
9am
12pm
3pm
6pm
9pm

Quick answers

Selected conversion

1:00 am01:00 NZDT (UTC+13), Nov 11, 2026 = 7:00 am07:00 EST (UTC-5), Nov 10, 2026 = 4:00 am04:00 PST (UTC-8), Nov 10, 2026 = 5:00 am05:00 MST (UTC-7), Nov 10, 2026 = 12:00 pm12:00 UTC (UTC+0), Nov 10, 2026 = 4:00 am04:00 PST (UTC-8), Nov 10, 2026 = 5:30 pm17:30 IST (UTC+5:30), Nov 10, 2026

NZDT is 18 hours ahead of EST. NZDT is 21 hours ahead of PST. NZDT is 20 hours ahead of MST. NZDT is 13 hours ahead of UTC. NZDT is 21 hours ahead of PST. NZDT is 7 hours and 30 minutes ahead of IST.

How the time difference changes

NZDT to EST

Depending on seasonal clock changes, NZST is 16 hours ahead of EDT, NZDT is 17 hours ahead of EDT, or NZDT is 18 hours ahead of EST.

Depending on seasonal clock changes, working hours of 9:00 am to 6:00 pm in NZST correspond to 5:00 pm (previous day) to 2:00 am in EDT, working hours of 9:00 am to 6:00 pm in NZDT correspond to 4:00 pm (previous day) to 1:00 am in EDT, or working hours of 9:00 am to 6:00 pm in NZDT correspond to 3:00 pm (previous day) to 12:00 am in EST.Depending on seasonal clock changes, working hours of 09:00 to 18:00 in NZST correspond to 17:00 (previous day) to 02:00 in EDT, working hours of 09:00 to 18:00 in NZDT correspond to 16:00 (previous day) to 01:00 in EDT, or working hours of 09:00 to 18:00 in NZDT correspond to 15:00 (previous day) to 00:00 in EST.

NZDT to PDT

Depending on seasonal clock changes, NZST is 19 hours ahead of PDT, NZDT is 20 hours ahead of PDT, or NZDT is 21 hours ahead of PST.

Depending on seasonal clock changes, working hours of 9:00 am to 6:00 pm in NZST correspond to 2:00 pm (previous day) to 11:00 pm (previous day) in PDT, working hours of 9:00 am to 6:00 pm in NZDT correspond to 1:00 pm (previous day) to 10:00 pm (previous day) in PDT, or working hours of 9:00 am to 6:00 pm in NZDT correspond to 12:00 pm (previous day) to 9:00 pm (previous day) in PST.Depending on seasonal clock changes, working hours of 09:00 to 18:00 in NZST correspond to 14:00 (previous day) to 23:00 (previous day) in PDT, working hours of 09:00 to 18:00 in NZDT correspond to 13:00 (previous day) to 22:00 (previous day) in PDT, or working hours of 09:00 to 18:00 in NZDT correspond to 12:00 (previous day) to 21:00 (previous day) in PST.

NZDT to MST

Depending on seasonal clock changes, NZST is 18 hours ahead of MDT, NZDT is 19 hours ahead of MDT, or NZDT is 20 hours ahead of MST.

Depending on seasonal clock changes, working hours of 9:00 am to 6:00 pm in NZST correspond to 3:00 pm (previous day) to 12:00 am in MDT, working hours of 9:00 am to 6:00 pm in NZDT correspond to 2:00 pm (previous day) to 11:00 pm (previous day) in MDT, or working hours of 9:00 am to 6:00 pm in NZDT correspond to 1:00 pm (previous day) to 10:00 pm (previous day) in MST.Depending on seasonal clock changes, working hours of 09:00 to 18:00 in NZST correspond to 15:00 (previous day) to 00:00 in MDT, working hours of 09:00 to 18:00 in NZDT correspond to 14:00 (previous day) to 23:00 (previous day) in MDT, or working hours of 09:00 to 18:00 in NZDT correspond to 13:00 (previous day) to 22:00 (previous day) in MST.

NZDT to UTC

Depending on seasonal clock changes, NZST is 12 hours ahead of UTC or NZDT is 13 hours ahead of UTC.

Depending on seasonal clock changes, working hours of 9:00 am to 6:00 pm in NZST correspond to 9:00 pm (previous day) to 6:00 am in UTC or working hours of 9:00 am to 6:00 pm in NZDT correspond to 8:00 pm (previous day) to 5:00 am in UTC.Depending on seasonal clock changes, working hours of 09:00 to 18:00 in NZST correspond to 21:00 (previous day) to 06:00 in UTC or working hours of 09:00 to 18:00 in NZDT correspond to 20:00 (previous day) to 05:00 in UTC.

NZDT to PST

Depending on seasonal clock changes, NZST is 19 hours ahead of PDT, NZDT is 20 hours ahead of PDT, or NZDT is 21 hours ahead of PST.

Depending on seasonal clock changes, working hours of 9:00 am to 6:00 pm in NZST correspond to 2:00 pm (previous day) to 11:00 pm (previous day) in PDT, working hours of 9:00 am to 6:00 pm in NZDT correspond to 1:00 pm (previous day) to 10:00 pm (previous day) in PDT, or working hours of 9:00 am to 6:00 pm in NZDT correspond to 12:00 pm (previous day) to 9:00 pm (previous day) in PST.Depending on seasonal clock changes, working hours of 09:00 to 18:00 in NZST correspond to 14:00 (previous day) to 23:00 (previous day) in PDT, working hours of 09:00 to 18:00 in NZDT correspond to 13:00 (previous day) to 22:00 (previous day) in PDT, or working hours of 09:00 to 18:00 in NZDT correspond to 12:00 (previous day) to 21:00 (previous day) in PST.

NZDT to IST

Depending on seasonal clock changes, NZST is 6 hours and 30 minutes ahead of IST or NZDT is 7 hours and 30 minutes ahead of IST.

Depending on seasonal clock changes, working hours of 9:00 am to 6:00 pm in NZST correspond to 2:30 am to 11:30 am in IST or working hours of 9:00 am to 6:00 pm in NZDT correspond to 1:30 am to 10:30 am in IST.Depending on seasonal clock changes, working hours of 09:00 to 18:00 in NZST correspond to 02:30 to 11:30 in IST or working hours of 09:00 to 18:00 in NZDT correspond to 01:30 to 10:30 in IST.

Compare NZDT time with EST, PDT, MST, UTC, PST, and IST time, including current local time, UTC offsets, time difference, daylight saving changes, working hours, and shareable meeting times.

Time Difference

New Zealand Daylight Time is 18 hours ahead of Eastern Standard Time. New Zealand Daylight Time is 21 hours ahead of Pacific Standard Time. New Zealand Daylight Time is 20 hours ahead of Mountain Standard Time. New Zealand Daylight Time is 13 hours ahead of Coordinated Universal Time. New Zealand Daylight Time is 21 hours ahead of Pacific Standard Time. New Zealand Daylight Time is 7 hours and 30 minutes ahead of India Standard Time.
1:00 am01:00 in NZDT is 7:00 am07:00 in EST (previous day) and is 4:00 am04:00 in PST (previous day) and is 5:00 am05:00 in MST (previous day) and is 12:00 pm12:00 in UTC (previous day) and is 4:00 am04:00 in PST (previous day) and is 5:30 pm17:30 in IST (previous day)

NZDT to EST call time
Best time for a conference call or a meeting is between 9am-12pm09:00-12:00 in NZDT which corresponds to 3pm-6pm15:00-18:00 in EST (previous day).
NZDT to PST call time
Best time for a conference call or a meeting is between 9am-3pm09:00-15:00 in NZDT which corresponds to 12pm-6pm12:00-18:00 in PST (previous day).
NZDT to MST call time
Best time for a conference call or a meeting is between 9am-2pm09:00-14:00 in NZDT which corresponds to 1pm-6pm13:00-18:00 in MST (previous day).
NZDT to UTC call time
Best time for a conference call or a meeting is between 7:30am-8:30am07:30-08:30 in NZDT which corresponds to 6:30pm-7:30pm18:30-19:30 in UTC (previous day). Their 9am–6pm09:00–18:00 working hours do not overlap; this is a suggested compromise.
NZDT to PST call time
Best time for a conference call or a meeting is between 9am-3pm09:00-15:00 in NZDT which corresponds to 12pm-6pm12:00-18:00 in PST (previous day).
NZDT to IST call time
Best time for a conference call or a meeting is between 4:30pm-6pm16:30-18:00 in NZDT which corresponds to 9am-10:30am09:00-10:30 in IST.

1:00 am01:00 New Zealand Daylight Time (NZDT). Offset UTC +13:00 hours
7:00 am07:00 Eastern Standard Time (EST). Offset UTC -5:00 hours
4:00 am04:00 Pacific Standard Time (PST). Offset UTC -8:00 hours
5:00 am05:00 Mountain Standard Time (MST). Offset UTC -7:00 hours
12:00 pm12:00 Coordinated Universal Time (UTC). Offset UTC 0:00 hours
4:00 am04:00 Pacific Standard Time (PST). Offset UTC -8:00 hours
5:30 pm17:30 India Standard Time (IST). Offset UTC +5:30 hours

1:00 am01:00 NZDT / 7:00 am07:00 EST (previous day) / 4:00 am04:00 PST (previous day) / 5:00 am05:00 MST (previous day) / 12:00 pm12:00 UTC (previous day) / 4:00 am04:00 PST (previous day) / 5:30 pm17:30 IST (previous day)

Choose an hour to update the converter. Day labels such as “next day” or “+1” are relative to the selected date in the first column. Use Up and Down arrow keys, Home or End to move between hours, then Enter or Space to select.

Hourly time comparison
NZDTESTPSTMSTUTCPSTIST
6:00am previous day3:00am previous day4:00am previous day11:00am previous day3:00am previous day4:30pm previous day
7:00am previous day4:00am previous day5:00am previous day12:00pm previous day4:00am previous day5:30pm previous day
8:00am previous day5:00am previous day6:00am previous day1:00pm previous day5:00am previous day6:30pm previous day
9:00am previous day6:00am previous day7:00am previous day2:00pm previous day6:00am previous day7:30pm previous day
10:00am previous day7:00am previous day8:00am previous day3:00pm previous day7:00am previous day8:30pm previous day
11:00am previous day8:00am previous day9:00am previous day4:00pm previous day8:00am previous day9:30pm previous day
12:00pm previous day9:00am previous day10:00am previous day5:00pm previous day9:00am previous day10:30pm previous day
1:00pm previous day10:00am previous day11:00am previous day6:00pm previous day10:00am previous day11:30pm previous day
2:00pm previous day11:00am previous day12:00pm previous day7:00pm previous day11:00am previous day12:30am
3:00pm previous day12:00pm previous day1:00pm previous day8:00pm previous day12:00pm previous day1:30am
4:00pm previous day1:00pm previous day2:00pm previous day9:00pm previous day1:00pm previous day2:30am
5:00pm previous day2:00pm previous day3:00pm previous day10:00pm previous day2:00pm previous day3:30am
6:00pm previous day3:00pm previous day4:00pm previous day11:00pm previous day3:00pm previous day4:30am
7:00pm previous day4:00pm previous day5:00pm previous day12:00am4:00pm previous day5:30am
8:00pm previous day5:00pm previous day6:00pm previous day1:00am5:00pm previous day6:30am
9:00pm previous day6:00pm previous day7:00pm previous day2:00am6:00pm previous day7:30am
10:00pm previous day7:00pm previous day8:00pm previous day3:00am7:00pm previous day8:30am
11:00pm previous day8:00pm previous day9:00pm previous day4:00am8:00pm previous day9:30am
12:00am9:00pm previous day10:00pm previous day5:00am9:00pm previous day10:30am
1:00am10:00pm previous day11:00pm previous day6:00am10:00pm previous day11:30am
2:00am11:00pm previous day12:00am7:00am11:00pm previous day12:30pm
3:00am12:00am1:00am8:00am12:00am1:30pm
4:00am1:00am2:00am9:00am1:00am2:30pm
5:00am2:00am3:00am10:00am2:00am3:30pm
06:00 previous day03:00 previous day04:00 previous day11:00 previous day03:00 previous day16:30 previous day
07:00 previous day04:00 previous day05:00 previous day12:00 previous day04:00 previous day17:30 previous day
08:00 previous day05:00 previous day06:00 previous day13:00 previous day05:00 previous day18:30 previous day
09:00 previous day06:00 previous day07:00 previous day14:00 previous day06:00 previous day19:30 previous day
10:00 previous day07:00 previous day08:00 previous day15:00 previous day07:00 previous day20:30 previous day
11:00 previous day08:00 previous day09:00 previous day16:00 previous day08:00 previous day21:30 previous day
12:00 previous day09:00 previous day10:00 previous day17:00 previous day09:00 previous day22:30 previous day
13:00 previous day10:00 previous day11:00 previous day18:00 previous day10:00 previous day23:30 previous day
14:00 previous day11:00 previous day12:00 previous day19:00 previous day11:00 previous day00:30
15:00 previous day12:00 previous day13:00 previous day20:00 previous day12:00 previous day01:30
16:00 previous day13:00 previous day14:00 previous day21:00 previous day13:00 previous day02:30
17:00 previous day14:00 previous day15:00 previous day22:00 previous day14:00 previous day03:30
18:00 previous day15:00 previous day16:00 previous day23:00 previous day15:00 previous day04:30
19:00 previous day16:00 previous day17:00 previous day00:0016:00 previous day05:30
20:00 previous day17:00 previous day18:00 previous day01:0017:00 previous day06:30
21:00 previous day18:00 previous day19:00 previous day02:0018:00 previous day07:30
22:00 previous day19:00 previous day20:00 previous day03:0019:00 previous day08:30
23:00 previous day20:00 previous day21:00 previous day04:0020:00 previous day09:30
00:0021:00 previous day22:00 previous day05:0021:00 previous day10:30
01:0022:00 previous day23:00 previous day06:0022:00 previous day11:30
02:0023:00 previous day00:0007:0023:00 previous day12:30
03:0000:0001:0008:0000:0013:30
04:0001:0002:0009:0001:0014:30
05:0002:0003:0010:0002:0015:30

New Zealand Daylight Time

Offset: NZDT is 13 hours ahead of Greenwich Mean Time (GMT).

Countries using this time zone: Antarctica, New Zealand

Principal Cities: The largest city in the NZDT time zone is Auckland in New Zealand, with about 1.547 million people. Other major cities in this time zone include Christchurch, Wellington, Hamilton, Tauranga.

Map of the areas on New Zealand Daylight Time (NZDT)
NZDT part of the year

Today all shaded areas are on NZDT.

Open the world time zone map© OpenStreetMap

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

123456789101112Start: New Zealand Daylight Time (NZDT) started on Sunday, September 27, 2026 at 2:00 am02:00 local time and clocks were set one hour forward to Sunday, September 27, 2026, 3:00 am03:00. Daylight saving starts annually on the last Sunday of September.

123456789101112End: New Zealand Daylight Time (NZDT) 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 New Zealand daylight saving time and upcoming clock changes worldwide.

NZDT representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • +13 - basic short
  • +1300 - basic
  • +13:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • +1300 - sign character (+) followed by a four digit time providing hours (13) and minutes (00) of the offset. Indicates an offset of thirteen hours to the east of the zero meridian.
IANA/Olson: Reflects NZDT time zone boundaries defined by political bodies, primarily intended for use with computer programs and operating systems
  • Antarctica/McMurdo
  • Antarctica/South_Pole
  • NZ
  • Pacific/Auckland
Time zones with the GMT +13 offset:
  • FJST - Fiji Summer Time
  • NZDT - New Zealand Daylight Time
  • PHOT - Phoenix Island Time
  • TKT - Tokelau Time
  • TOT - Tonga Time
  • WST - West Samoa Time
  • WSST - West Samoa Standard Time

Eastern Standard Time

Offset: EST is 5 hours behind Greenwich Mean Time (GMT).

Countries using this time zone: Bahamas, Canada, Cayman Islands, Haiti, Jamaica, Mexico, Panama, Turks and Caicos Islands, United States

Principal Cities: The largest city in the EST 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, Montréal, Philadelphia, Port-au-Prince.

French: HNE - Heure Normale de l'Est

Spanish: ET - Tiempo del Este, ET - Zona Sureste

Map of the areas on Eastern Standard Time (EST)
EST all year EST part of the year

Today all shaded areas are on EST.

Open the world time zone map© OpenStreetMap

Daylight Saving: This is a standard time zone. During summer, some places set clocks forward one hour for daylight saving time and observe Eastern Daylight Time (EDT).

123456789101112Start: Eastern Standard Time (EST) started on Sunday, November 1, 2026 at 2:00 am02:00 local time and clocks were set one hour back to Sunday, November 1, 2026, 1:00 am01:00. Standard time starts annually on the first Sunday of November.

123456789101112End: Eastern Standard Time (EST) ends on Sunday, March 14, 2027 at 2:00 am02:00 local time and clocks are set one hour forward to Sunday, March 14, 2027, 3:00 am03:00 local daylight time instead. Standard time ends annually on the second Sunday of March.

See USA daylight saving time and upcoming clock changes worldwide.

EST 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 EST
  • R - short form of 'Romeo'
IANA/Olson: Reflects EST time zone boundaries defined by political bodies, primarily intended for use with computer programs and operating systems
  • America/Atikokan
  • America/Cancun
  • America/Cayman
  • America/Coral_Harbour
  • 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/Jamaica
  • America/Kentucky/Louisville
  • America/Kentucky/Monticello
  • America/Louisville
  • America/Montreal
  • America/Nassau
  • America/New_York
  • America/Nipigon
  • America/Panama
  • America/Pangnirtung
  • America/Port-au-Prince
  • America/Thunder_Bay
  • America/Toronto
  • Canada/Eastern
  • EST
  • EST5EDT
  • Jamaica
  • US/East-Indiana
  • US/Eastern
  • US/Michigan
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

Pacific Daylight Time

Offset: PDT is 7 hours behind Greenwich Mean Time (GMT).

Countries using this time zone: 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

Map of the areas on Pacific Daylight Time (PDT)
PDT part of the year

Today the shaded areas are on UTC−8 (Pacific Standard Time).

Open the world time zone map© OpenStreetMap

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

123456789101112End: Pacific Daylight Time (PDT) ended on Sunday, November 1, 2026 at 2:00 am02:00 local time and clocks were 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.

123456789101112Start: Pacific Daylight Time (PDT) starts on Sunday, March 14, 2027 at 2:00 am02:00 local time and clocks are set one hour forward to Sunday, March 14, 2027, 3:00 am03:00. Daylight saving starts annually on the second Sunday of March.

See USA daylight saving time and 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

Mountain Standard Time

Offset: MST is 7 hours behind Greenwich Mean Time (GMT).

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

Principal Cities: The largest city in the MST time zone is Phoenix in the United States, with about 1.65 million people. Other major cities in this time zone include Ciudad Juárez, Hermosillo, Culiacán, Denver.

French: HNR - Heure Normale des Rocheuses

Spanish: MT - Zona Pacífico

Map of the areas on Mountain Standard Time (MST)
MST all year MST part of the year

Today all shaded areas are on MST.

Open the world time zone map© OpenStreetMap

Daylight Saving: This is a standard time zone. During summer, some places set clocks forward one hour for daylight saving time and observe Mountain Daylight Time (MDT).

123456789101112Start: Mountain Standard Time (MST) started on Sunday, November 1, 2026 at 2:00 am02:00 local time and clocks were set one hour back to Sunday, November 1, 2026, 1:00 am01:00. Standard time starts annually on the first Sunday of November.

123456789101112End: Mountain Standard Time (MST) ends on Sunday, March 14, 2027 at 2:00 am02:00 local time and clocks are set one hour forward to Sunday, March 14, 2027, 3:00 am03:00 local daylight time instead. Standard time ends annually on the second Sunday of March.

See USA daylight saving time and upcoming clock changes worldwide.

MST 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 MST
  • T - short form of 'Tango'
IANA/Olson: Reflects MST time zone boundaries defined by political bodies, primarily intended for use with computer programs and operating systems
  • America/Boise
  • America/Cambridge_Bay
  • America/Ciudad_Juarez
  • America/Creston
  • America/Dawson
  • America/Dawson_Creek
  • America/Denver
  • America/Edmonton
  • America/Fort_Nelson
  • America/Hermosillo
  • America/Inuvik
  • America/Mazatlan
  • America/Phoenix
  • America/Shiprock
  • America/Whitehorse
  • America/Yellowknife
  • Canada/Mountain
  • Canada/Yukon
  • MST
  • MST7MDT
  • Mexico/BajaSur
  • Navajo
  • US/Arizona
  • US/Mountain
Time zones with the GMT -7 offset:
  • MST - Mountain Standard Time
  • PDT - Pacific Daylight Time
  • YST - Yukon Standard Time
  • T - Tango Time Zone

Coordinated Universal Time

Offset: UTC is the same as Greenwich Mean Time (GMT).

Countries using this time zone: Antarctica, Burkina Faso, Faroe Islands, Gambia, Ghana, Greenland, Guernsey, Guinea, Guinea-Bissau, Iceland, Ireland, Isle of Man, Ivory Coast, Jersey, Liberia, Mali, Mauritania, Morocco, Portugal, Saint Helena, São Tomé and Príncipe, Senegal, Sierra Leone, Spain, Togo, United Kingdom, Western Sahara

Principal Cities: The largest city in the UTC time zone is London in the United Kingdom, with about 8.962 million people. Other major cities in this time zone include Abidjan, Bamako, Casablanca, Dakar.

Coordinated Universal Time (UTC) is the world time standard that regulates clocks and time. It is the successor to Greenwich Mean Time (GMT). For casual use, UTC is the same as GMT, but UTC is the standard the scientific community uses.
UTC has been the time standard commonly used across the world since 1972. It is used in many technical fields, such as aviation and meteorology, and to synchronize time across internet networks.

Map of the areas on Coordinated Universal Time (UTC)
UTC all year UTC part of the year

Today some of the lighter areas are on UTC−1.

Open the world time zone map© OpenStreetMap

UTC representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • Z - is the zone designator for the zero UTC/GMT offset, also known as 'Zulu' time
  • +00 - basic short
  • +0000 - basic
  • +00:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • +0000 - sign character (+) followed by a four digit time providing hours (00) and minutes (00) of the offset. Indicates the zero UTC/GMT offset.
Military/NATO: Used by the U.S. military, Chinese military and others
  • Zulu - Military abbreviation for UTC
  • Z - short form of 'Zulu'
IANA/Olson: Reflects UTC time zone boundaries defined by political bodies, primarily intended for use with computer programs and operating systems
  • Etc/UCT
  • Etc/UTC
  • Etc/Universal
  • Etc/Zulu
  • UCT
  • UTC
  • Universal
  • Zulu
Time zones with the GMT +0 offset:
  • EGST - Eastern Greenland Summer Time
  • GMT - Greenwich Mean Time
  • WET - Western European Time
  • AZOST - Azores Summer Time
  • UTC - Coordinated Universal Time
  • WT - Western Sahara Standard Time
  • Z - Zulu Time Zone

Pacific Standard Time

Offset: PST is 8 hours behind Greenwich Mean Time (GMT).

Countries using this time zone: Mexico, United States

Principal Cities: The largest city in the PST 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: HNP - Heure Normale du Pacifique

Spanish: PT - Tiempo del Pacífico, PT - Zona Noroeste

Map of the areas on Pacific Standard Time (PST)
PST part of the year

Today all shaded areas are on PST.

Open the world time zone map© OpenStreetMap

Daylight Saving: This is a standard time zone. During summer, some places set clocks forward one hour for daylight saving time and observe Pacific Daylight Time (PDT).

123456789101112Start: Pacific Standard Time (PST) started on Sunday, November 1, 2026 at 2:00 am02:00 local time and clocks were set one hour back to Sunday, November 1, 2026, 1:00 am01:00. Standard time starts annually on the first Sunday of November.

123456789101112End: Pacific Standard Time (PST) ends on Sunday, March 14, 2027 at 2:00 am02:00 local time and clocks are set one hour forward to Sunday, March 14, 2027, 3:00 am03:00 local daylight time instead. Standard time ends annually on the second Sunday of March.

See USA daylight saving time and upcoming clock changes worldwide.

PST representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • -08 - basic short
  • -0800 - basic
  • -08:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • -0800 - sign character (-) followed by a four digit time providing hours (08) and minutes (00) of the offset. Indicates an offset of eight hours to the west of the zero meridian.
Military/NATO: Used by the U.S. military, Chinese military and others
  • Uniform - Military abbreviation for PST
  • U - short form of 'Uniform'
IANA/Olson: Reflects PST 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
PST Abbreviation: Several time zones share PST abbreviation and it could refer to these time zones
  • Pacific Standard Time - UTC -8
  • Pitcairn Standard Time - UTC -8
Time zones with the GMT -8 offset:
  • AKDT - Alaska Daylight Time
  • PST - Pacific Standard Time
  • PT - Pacific Time
  • PST - Pitcairn Standard Time
  • U - Uniform Time Zone

India Standard Time

Offset: IST is 5 hours and 30 minutes ahead of Greenwich Mean Time (GMT).

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, Bengaluru, Hyderabad, Ahmedabad.

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.

Current time in India: India time now

Map of the areas on India Standard Time (IST)
IST all year

Open the world time zone map© OpenStreetMap

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