CET to GMT to EDT to CDT to MDT to PDT Time Converter

CET
Central European Time
UTC+1
Wed, Mar 20
12am
3am
6am
9am
12pm
3pm
6pm
9pm
GMT
Greenwich Mean Time
UTC+0
Wed, Mar 20
1h behind
12am
3am
6am
9am
12pm
3pm
6pm
9pm
EDT
Eastern Daylight Time
UTC−4
Wed, Mar 20
5h behind
12am
3am
6am
9am
12pm
3pm
6pm
9pm
CDT
Central Daylight Time
UTC−5
Wed, Mar 20
6h behind
12am
3am
6am
9am
12pm
3pm
6pm
9pm
MDT
Mountain Daylight Time
UTC−6
Wed, Mar 20
7h behind
12am
3am
6am
9am
12pm
3pm
6pm
9pm
PDT
Pacific Daylight Time
UTC−7
Wed, Mar 20
8h behind
12am
3am
6am
9am
12pm
3pm
6pm
9pm

Quick answers

Selected conversion

3:00 pm15:00 CET (UTC+1), Mar 20, 2024 = 2:00 pm14:00 GMT (UTC+0), Mar 20, 2024 = 10:00 am10:00 EDT (UTC-4), Mar 20, 2024 = 9:00 am09:00 CDT (UTC-5), Mar 20, 2024 = 8:00 am08:00 MDT (UTC-6), Mar 20, 2024 = 7:00 am07:00 PDT (UTC-7), Mar 20, 2024

CET is 1 hour ahead of GMT. CET is 5 hours ahead of EDT. CET is 6 hours ahead of CDT. CET is 7 hours ahead of MDT. CET is 8 hours ahead of PDT.

How the time difference changes

CET to GMT

For most of the year, CEST is 2 hours ahead of GMT. From Oct 25, 2026 to Mar 28, 2027, CET is 1 hour ahead of GMT.

For most of the year, working hours of 9:00 am to 6:00 pm in CEST correspond to 7:00 am to 4:00 pm in GMT. At other times of the year, working hours of 9:00 am to 6:00 pm in CET correspond to 8:00 am to 5:00 pm in GMT.For most of the year, working hours of 09:00 to 18:00 in CEST correspond to 07:00 to 16:00 in GMT. At other times of the year, working hours of 09:00 to 18:00 in CET correspond to 08:00 to 17:00 in GMT.

CET to EDT

For most of the year, CEST is 6 hours ahead of EDT. From Oct 25 to Nov 1, 2026, and from Mar 14 to Mar 28, 2027, CET is 5 hours ahead of EDT. From Nov 1, 2026 to Mar 14, 2027, CET is 6 hours ahead of EST.

For most of the year, working hours of 9:00 am to 6:00 pm in CEST correspond to 3:00 am to 12:00 pm in EDT. At other times of the year, working hours of 9:00 am to 6:00 pm in CET correspond to 3:00 am to 12:00 pm in EST or working hours of 9:00 am to 6:00 pm in CET correspond to 4:00 am to 1:00 pm in EDT.For most of the year, working hours of 09:00 to 18:00 in CEST correspond to 03:00 to 12:00 in EDT. At other times of the year, working hours of 09:00 to 18:00 in CET correspond to 03:00 to 12:00 in EST or working hours of 09:00 to 18:00 in CET correspond to 04:00 to 13:00 in EDT.

CET to CDT

For most of the year, CEST is 7 hours ahead of CDT. From Oct 25 to Nov 1, 2026, and from Mar 14 to Mar 28, 2027, CET is 6 hours ahead of CDT. From Nov 1, 2026 to Mar 14, 2027, CET is 7 hours ahead of CST.

For most of the year, working hours of 9:00 am to 6:00 pm in CEST correspond to 2:00 am to 11:00 am in CDT. At other times of the year, working hours of 9:00 am to 6:00 pm in CET correspond to 2:00 am to 11:00 am in CST or working hours of 9:00 am to 6:00 pm in CET correspond to 3:00 am to 12:00 pm in CDT.For most of the year, working hours of 09:00 to 18:00 in CEST correspond to 02:00 to 11:00 in CDT. At other times of the year, working hours of 09:00 to 18:00 in CET correspond to 02:00 to 11:00 in CST or working hours of 09:00 to 18:00 in CET correspond to 03:00 to 12:00 in CDT.

CET to MDT

For most of the year, CEST is 8 hours ahead of MDT. From Oct 25 to Nov 1, 2026, and from Mar 14 to Mar 28, 2027, CET is 7 hours ahead of MDT. From Nov 1, 2026 to Mar 14, 2027, CET is 8 hours ahead of MST.

For most of the year, working hours of 9:00 am to 6:00 pm in CEST correspond to 1:00 am to 10:00 am in MDT. At other times of the year, working hours of 9:00 am to 6:00 pm in CET correspond to 1:00 am to 10:00 am in MST or working hours of 9:00 am to 6:00 pm in CET correspond to 2:00 am to 11:00 am in MDT.For most of the year, working hours of 09:00 to 18:00 in CEST correspond to 01:00 to 10:00 in MDT. At other times of the year, working hours of 09:00 to 18:00 in CET correspond to 01:00 to 10:00 in MST or working hours of 09:00 to 18:00 in CET correspond to 02:00 to 11:00 in MDT.

CET to PDT

For most of the year, CEST is 9 hours ahead of PDT. From Oct 25 to Nov 1, 2026, and from Mar 14 to Mar 28, 2027, CET is 8 hours ahead of PDT. From Nov 1, 2026 to Mar 14, 2027, CET is 9 hours ahead of PST.

For most of the year, working hours of 9:00 am to 6:00 pm in CEST correspond to 12:00 am to 9:00 am in PDT. At other times of the year, working hours of 9:00 am to 6:00 pm in CET correspond to 12:00 am to 9:00 am in PST or working hours of 9:00 am to 6:00 pm in CET correspond to 1:00 am to 10:00 am in PDT.For most of the year, working hours of 09:00 to 18:00 in CEST correspond to 00:00 to 09:00 in PDT. At other times of the year, working hours of 09:00 to 18:00 in CET correspond to 00:00 to 09:00 in PST or working hours of 09:00 to 18:00 in CET correspond to 01:00 to 10:00 in PDT.

Compare CET time with GMT, EDT, CDT, MDT, and PDT time, including current local time, UTC offsets, time difference, daylight saving changes, working hours, and shareable meeting times.

Time Difference

Central European Time is 1 hour ahead of Greenwich Mean Time. Central European Time is 5 hours ahead of Eastern Daylight Time. Central European Time is 6 hours ahead of Central Daylight Time. Central European Time is 7 hours ahead of Mountain Daylight Time. Central European Time is 8 hours ahead of Pacific Daylight Time.
3:00 pm15:00 in CET is 2:00 pm14:00 in GMT and is 10:00 am10:00 in EDT and is 9:00 am09:00 in CDT and is 8:00 am08:00 in MDT and is 7:00 am07:00 in PDT

CET to GMT call time
Best time for a conference call or a meeting is between 10am-6pm10:00-18:00 in CET which corresponds to 9am-5pm09:00-17:00 in GMT
CET to EDT call time
Best time for a conference call or a meeting is between 2pm-6pm14:00-18:00 in CET which corresponds to 9am-1pm09:00-13:00 in EDT
CET to CDT call time
Best time for a conference call or a meeting is between 3pm-6pm15:00-18:00 in CET which corresponds to 9am-12pm09:00-12:00 in CDT
CET to MDT call time
Best time for a conference call or a meeting is between 4pm-6pm16:00-18:00 in CET which corresponds to 9am-11am09:00-11:00 in MDT
CET to PDT call time
Best time for a conference call or a meeting is between 5pm-6pm17:00-18:00 in CET which corresponds to 9am-10am09:00-10:00 in PDT

3:00 pm15:00 Central European Time (CET). Offset UTC +1:00 hour
2:00 pm14:00 Greenwich Mean Time (GMT). Offset UTC 0:00 hours
10:00 am10:00 Eastern Daylight Time (EDT). Offset UTC -4:00 hours
9:00 am09:00 Central Daylight Time (CDT). Offset UTC -5:00 hours
8:00 am08:00 Mountain Daylight Time (MDT). Offset UTC -6:00 hours
7:00 am07:00 Pacific Daylight Time (PDT). Offset UTC -7:00 hours

3:00 pm15:00 CET / 2:00 pm14:00 GMT / 10:00 am10:00 EDT / 9:00 am09:00 CDT / 8:00 am08:00 MDT / 7:00 am07:00 PDT

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
CETGMTEDTCDTMDTPDT
11:00pm previous day7:00pm previous day6:00pm previous day5:00pm previous day4:00pm previous day
12:00am8:00pm previous day7:00pm previous day6:00pm previous day5:00pm previous day
1:00am9:00pm previous day8:00pm previous day7:00pm previous day6:00pm previous day
2:00am10:00pm previous day9:00pm previous day8:00pm previous day7:00pm previous day
3:00am11:00pm previous day10:00pm previous day9:00pm previous day8:00pm previous day
4:00am12:00am11:00pm previous day10:00pm previous day9:00pm previous day
5:00am1:00am12:00am11:00pm previous day10:00pm previous day
6:00am2:00am1:00am12:00am11:00pm previous day
7:00am3:00am2:00am1:00am12:00am
8:00am4:00am3:00am2:00am1:00am
9:00am5:00am4:00am3:00am2:00am
10:00am6:00am5:00am4:00am3:00am
11:00am7:00am6:00am5:00am4:00am
12:00pm8:00am7:00am6:00am5:00am
1:00pm9:00am8:00am7:00am6:00am
2:00pm10:00am9:00am8:00am7:00am
3:00pm11:00am10:00am9:00am8:00am
4:00pm12:00pm11:00am10:00am9:00am
5:00pm1:00pm12:00pm11:00am10:00am
6:00pm2:00pm1:00pm12:00pm11:00am
7:00pm3:00pm2:00pm1:00pm12:00pm
8:00pm4:00pm3:00pm2:00pm1:00pm
9:00pm5:00pm4:00pm3:00pm2:00pm
10:00pm6:00pm5:00pm4:00pm3:00pm
23:00 previous day19:00 previous day18:00 previous day17:00 previous day16:00 previous day
00:0020:00 previous day19:00 previous day18:00 previous day17:00 previous day
01:0021:00 previous day20:00 previous day19:00 previous day18:00 previous day
02:0022:00 previous day21:00 previous day20:00 previous day19:00 previous day
03:0023:00 previous day22:00 previous day21:00 previous day20:00 previous day
04:0000:0023:00 previous day22:00 previous day21:00 previous day
05:0001:0000:0023:00 previous day22:00 previous day
06:0002:0001:0000:0023:00 previous day
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19:0015:0014:0013:0012:00
20:0016:0015:0014:0013:00
21:0017:0016:0015:0014:00
22:0018:0017:0016:0015:00

Central European Time

Offset: CET is 1 hour ahead of Greenwich Mean Time (GMT).

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

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

German: MEZ - Mitteleuropäische Zeit

Map of the areas on Central European Time (CET)
CET all year CET part of the year

On March 20, 2024 all shaded areas are on CET.

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 Central European Summer Time (CEST).

123456789101112Start: Central European Time (CET) started on Sunday, October 29, 2023 at 3:00 am03:00 local time and clocks were set one hour back to Sunday, October 29, 2023, 2:00 am02:00. Standard time starts annually on the last Sunday of October.

123456789101112End: Central European Time (CET) ends on Sunday, March 31, 2024 at 2:00 am02:00 local time and clocks are set one hour forward to Sunday, March 31, 2024, 3:00 am03:00 local daylight time instead. Standard time ends annually on the last Sunday of March.

See upcoming clock changes worldwide.

CET 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 CET
  • A - short form of 'Alpha'
IANA/Olson: Reflects CET time zone boundaries defined by political bodies, primarily intended for use with computer programs and operating systems
  • Africa/Algiers
  • Africa/Ceuta
  • Africa/Tunis
  • 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 +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

Greenwich Mean Time

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

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

Principal Cities: The largest city in the GMT 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.

Greenwich Mean Time (GMT) originally referred to the mean solar time at the Royal Observatory in Greenwich, London. It is now often used to refer to Coordinated Universal Time (UTC) when this is viewed as a time zone, and in casual use the two are the same. In the military, GMT is known as Zulu time. Greenwich Mean Time was the same as Universal Time (UT), a standard astronomical concept used in many technical fields, until the introduction of UTC in 1972.

Map of the areas on Greenwich Mean Time (GMT)
GMT all year GMT part of the year

On March 20, 2024 all shaded areas are on GMT.

Open the world time zone map© OpenStreetMap

GMT 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 GMT
  • Z - short form of 'Zulu'
IANA/Olson: Reflects GMT time zone boundaries defined by political bodies, primarily intended for use with computer programs and operating systems
  • Africa/Abidjan
  • Africa/Accra
  • Africa/Bamako
  • Africa/Banjul
  • Africa/Bissau
  • Africa/Conakry
  • Africa/Dakar
  • Africa/Freetown
  • Africa/Lome
  • Africa/Monrovia
  • Africa/Nouakchott
  • Africa/Ouagadougou
  • Africa/Sao_Tome
  • Africa/Timbuktu
  • America/Danmarkshavn
  • Atlantic/Reykjavik
  • Atlantic/St_Helena
  • Eire
  • Etc/GMT
  • Etc/GMT+0
  • Etc/GMT-0
  • Etc/GMT0
  • Etc/Greenwich
  • Europe/Belfast
  • Europe/Dublin
  • Europe/Guernsey
  • Europe/Isle_of_Man
  • Europe/Jersey
  • Europe/London
  • GB
  • GB-Eire
  • GMT
  • GMT+0
  • GMT-0
  • GMT0
  • Greenwich
  • Iceland
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

Eastern Daylight Time

Offset: EDT is 4 hours behind Greenwich Mean Time (GMT).

Countries using this time zone: Bahamas, Canada, Haiti, Turks and Caicos Islands, 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, Montréal, Philadelphia, Port-au-Prince.

French: HAE - Heure Avancée de l'Est

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

Map of the areas on Eastern Daylight Time (EDT)
EDT part of the year

On March 20, 2024 all shaded areas are on EDT.

Open the world time zone map© OpenStreetMap

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).

123456789101112Start: Eastern Daylight Time (EDT) started on Sunday, March 10, 2024 at 2:00 am02:00 local time and clocks were set one hour forward to Sunday, March 10, 2024, 3:00 am03:00. Daylight saving starts annually on the second Sunday of March.

123456789101112End: Eastern Daylight Time (EDT) ends on Sunday, November 3, 2024 at 2:00 am02:00 local time and clocks are set one hour back to Sunday, November 3, 2024, 1:00 am01:00 local standard time instead. Daylight saving ends annually on the first Sunday of November.

See USA daylight saving time and 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
  • GYT - Guyana Time
  • HLV - Hora Legal de Venezuela
  • Q - Quebec Time Zone
  • VET - Venezuelan Standard Time

Central Daylight Time

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

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, Dallas, Fort Worth.

French: HAC - Heure Avancée du Centre

Spanish: CT - Zona Centro

Map of the areas on Central Daylight Time (CDT)
CDT part of the year

On March 20, 2024 all shaded areas are on CDT.

Open the world time zone map© OpenStreetMap

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).

123456789101112Start: Central Daylight Time (CDT) started on Sunday, March 10, 2024 at 2:00 am02:00 local time and clocks were set one hour forward to Sunday, March 10, 2024, 3:00 am03:00. Daylight saving starts annually on the second Sunday of March.

123456789101112End: Central Daylight Time (CDT) ends on Sunday, November 3, 2024 at 2:00 am02:00 local time and clocks are set one hour back to Sunday, November 3, 2024, 1:00 am01:00 local standard time instead. Daylight saving ends annually on the first Sunday of November.

See USA daylight saving time and 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

Mountain Daylight Time

Offset: MDT is 6 hours behind Greenwich Mean Time (GMT).

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

Principal Cities: The largest city in the MDT time zone is Ciudad Juárez in Mexico, with about 1.512 million people. Other major cities in this time zone include Denver, El Paso, Albuquerque, Colorado Springs.

French: HAR - Heure Avancée des Rocheuses

Spanish: MT - Zona Pacífico

Map of the areas on Mountain Daylight Time (MDT)
MDT part of the year

On March 20, 2024 all shaded areas are on MDT.

Open the world time zone map© OpenStreetMap

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

123456789101112Start: Mountain Daylight Time (MDT) started on Sunday, March 10, 2024 at 2:00 am02:00 local time and clocks were set one hour forward to Sunday, March 10, 2024, 3:00 am03:00. Daylight saving starts annually on the second Sunday of March.

123456789101112End: Mountain Daylight Time (MDT) ends on Sunday, November 3, 2024 at 2:00 am02:00 local time and clocks are set one hour back to Sunday, November 3, 2024, 1:00 am01:00 local standard time instead. Daylight saving ends annually on the first Sunday of November.

See USA daylight saving time and upcoming clock changes worldwide.

MDT representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • -06 - basic short
  • -0600 - basic
  • -06:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • -0600 - sign character (-) followed by a four digit time providing hours (06) and minutes (00) of the offset. Indicates an offset of six hours to the west of the zero meridian.
Military/NATO: Used by the U.S. military, Chinese military and others
  • Sierra - Military abbreviation for MDT
  • S - short form of 'Sierra'
IANA/Olson: Reflects MDT 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/Denver
  • America/Edmonton
  • America/Inuvik
  • America/Shiprock
  • America/Yellowknife
  • Canada/Mountain
  • MST7MDT
  • Navajo
  • US/Mountain
Time zones with the GMT -6 offset:
  • CST - Central Standard Time
  • CT - Central Time
  • MDT - Mountain Daylight Time
  • EAST - Easter Island Standard Time
  • GALT - Galapagos Time
  • S - Sierra 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

On March 20, 2024 all shaded areas are on PDT.

Open the world time zone map© OpenStreetMap

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).

123456789101112Start: Pacific Daylight Time (PDT) started on Sunday, March 10, 2024 at 2:00 am02:00 local time and clocks were set one hour forward to Sunday, March 10, 2024, 3:00 am03:00. Daylight saving starts annually on the second Sunday of March.

123456789101112End: Pacific Daylight Time (PDT) ends on Sunday, November 3, 2024 at 2:00 am02:00 local time and clocks are set one hour back to Sunday, November 3, 2024, 1:00 am01:00 local standard time instead. Daylight saving ends annually on the first Sunday of November.

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
EST to ISTGMT to ESTPST to ESTEST to GMTPST to GMT