PST to MDT to CDT to EST to GMT Time Converter
Start by searching for a time zone, city, or town.
Add one or more places to compare local times, adjust the date, and share the result.
Quick answers
Selected conversion
5:00 pm17:00 PST (UTC-8), Nov 3, 2020 = 6:00 pm18:00 MST (UTC-7), Nov 3, 2020 = 7:00 pm19:00 CST (UTC-6), Nov 3, 2020 = 8:00 pm20:00 EST (UTC-5), Nov 3, 2020 = 1:00 am01:00 GMT (UTC+0), Nov 4, 2020
PST is 1 hour behind MST. PST is 2 hours behind CST. PST is 3 hours behind EST. PST is 8 hours behind GMT.
How the time difference changes
PST to MDT
For most of the year, PDT is 1 hour behind MDT. From Nov 1, 2026 to Mar 14, 2027, PST is 1 hour behind MST. Briefly around clock changes, PDT and MST have the same time or PST is 2 hours behind MDT.
For most of the year, working hours of 9:00 am to 5:00 pm in PDT correspond to 10:00 am to 6:00 pm in MDT. At other times of the year, working hours of 9:00 am to 5:00 pm in PST correspond to 10:00 am to 6:00 pm in MST.For most of the year, working hours of 09:00 to 17:00 in PDT correspond to 10:00 to 18:00 in MDT. At other times of the year, working hours of 09:00 to 17:00 in PST correspond to 10:00 to 18:00 in MST.
PST to CDT
For most of the year, PDT is 2 hours behind CDT. From Nov 1, 2026 to Mar 14, 2027, 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.
PST to EST
For most of the year, PDT is 3 hours behind EDT. From Nov 1, 2026 to Mar 14, 2027, 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.
PST to GMT
For most of the year, PDT is 7 hours behind GMT. From Nov 1, 2026 to Mar 14, 2027, PST is 8 hours behind GMT.
For most of the year, 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. 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.For most of the year, working hours of 09:00 to 17:00 in PDT correspond to 16:00 to 00:00 (next day) in GMT. 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.
Compare PST time with MDT, CDT, EST, and GMT time, including current local time, UTC offsets, time difference, daylight saving changes, working hours, and shareable meeting times.
Time Difference
Pacific Standard Time is 1 hour behind Mountain Standard Time. Pacific Standard Time is 2 hours behind Central Standard Time. Pacific Standard Time is 3 hours behind Eastern Standard Time. Pacific Standard Time is 8 hours behind Greenwich Mean Time.
5:00 pm17:00 in PST is 6:00 pm18:00 in MST and is 7:00 pm19:00 in CST and is 8:00 pm20:00 in EST and is 1:00 am01:00 in GMT
PST to MST call time
Best time for a conference call or a meeting is between 9am-4pm09:00-16:00 in PST which corresponds to 10am-5pm10:00-17:00 in MST
PST to CST call time
Best time for a conference call or a meeting is between 9am-3pm09:00-15:00 in PST which corresponds to 11am-5pm11:00-17:00 in CST
PST to EST call time
Best time for a conference call or a meeting is between 9am-2pm09:00-14:00 in PST which corresponds to 12pm-5pm12:00-17:00 in EST
PST to GMT call time
Best time for a conference call or a meeting is between 8:30am-9:30am08:30-09:30 in PST which corresponds to 4:30pm-5:30pm16:30-17:30 in GMT. Their 9am–5pm09:00–17:00 working hours do not overlap; this is a suggested compromise.
5:00 pm17:00 Pacific Standard Time (PST). Offset UTC -8:00 hours
6:00 pm18:00 Mountain Standard Time (MST). Offset UTC -7:00 hours
7:00 pm19:00 Central Standard Time (CST). Offset UTC -6:00 hours
8:00 pm20:00 Eastern Standard Time (EST). Offset UTC -5:00 hours
1:00 am01:00 Greenwich Mean Time (GMT). Offset UTC 0:00 hours
5:00 pm17:00 PST / 6:00 pm18:00 MST / 7:00 pm19:00 CST / 8:00 pm20:00 EST / 1:00 am01:00 GMT
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.
| PST | MST | CST | EST | GMT |
|---|---|---|---|---|
| 1:00am | 2:00am | 3:00am | 8:00am | |
| 2:00am | 3:00am | 4:00am | 9:00am | |
| 3:00am | 4:00am | 5:00am | 10:00am | |
| 4:00am | 5:00am | 6:00am | 11:00am | |
| 5:00am | 6:00am | 7:00am | 12:00pm | |
| 6:00am | 7:00am | 8:00am | 1:00pm | |
| 7:00am | 8:00am | 9:00am | 2:00pm | |
| 8:00am | 9:00am | 10:00am | 3:00pm | |
| 9:00am | 10:00am | 11:00am | 4:00pm | |
| 10:00am | 11:00am | 12:00pm | 5:00pm | |
| 11:00am | 12:00pm | 1:00pm | 6:00pm | |
| 12:00pm | 1:00pm | 2:00pm | 7:00pm | |
| 1:00pm | 2:00pm | 3:00pm | 8:00pm | |
| 2:00pm | 3:00pm | 4:00pm | 9:00pm | |
| 3:00pm | 4:00pm | 5:00pm | 10:00pm | |
| 4:00pm | 5:00pm | 6:00pm | 11:00pm | |
| 5:00pm | 6:00pm | 7:00pm | 12:00am next day | |
| 6:00pm | 7:00pm | 8:00pm | 1:00am next day | |
| 7:00pm | 8:00pm | 9:00pm | 2:00am next day | |
| 8:00pm | 9:00pm | 10:00pm | 3:00am next day | |
| 9:00pm | 10:00pm | 11:00pm | 4:00am next day | |
| 10:00pm | 11:00pm | 12:00am next day | 5:00am next day | |
| 11:00pm | 12:00am next day | 1:00am next day | 6:00am next day | |
| 12:00am next day | 1:00am next day | 2:00am next day | 7:00am next day | |
| 01:00 | 02:00 | 03:00 | 08:00 | |
| 02:00 | 03:00 | 04:00 | 09:00 | |
| 03:00 | 04:00 | 05:00 | 10:00 | |
| 04:00 | 05:00 | 06:00 | 11:00 | |
| 05:00 | 06:00 | 07:00 | 12:00 | |
| 06:00 | 07:00 | 08:00 | 13:00 | |
| 07:00 | 08:00 | 09:00 | 14:00 | |
| 08:00 | 09:00 | 10:00 | 15:00 | |
| 09:00 | 10:00 | 11:00 | 16:00 | |
| 10:00 | 11:00 | 12:00 | 17:00 | |
| 11:00 | 12:00 | 13:00 | 18:00 | |
| 12:00 | 13:00 | 14:00 | 19:00 | |
| 13:00 | 14:00 | 15:00 | 20:00 | |
| 14:00 | 15:00 | 16:00 | 21:00 | |
| 15:00 | 16:00 | 17:00 | 22:00 | |
| 16:00 | 17:00 | 18:00 | 23:00 | |
| 17:00 | 18:00 | 19:00 | 00:00 next day | |
| 18:00 | 19:00 | 20:00 | 01:00 next day | |
| 19:00 | 20:00 | 21:00 | 02:00 next day | |
| 20:00 | 21:00 | 22:00 | 03:00 next day | |
| 21:00 | 22:00 | 23:00 | 04:00 next day | |
| 22:00 | 23:00 | 00:00 next day | 05:00 next day | |
| 23:00 | 00:00 next day | 01:00 next day | 06:00 next day | |
| 00:00 next day | 01:00 next day | 02:00 next day | 07:00 next day |
Pacific Standard Time
Offset: PST is 8 hours behind Greenwich Mean Time (GMT).
Countries using this time zone: Canada, 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
On November 3, 2020 all shaded areas are on PST.
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).
Start: Pacific Standard Time (PST) started on Sunday, November 1, 2020 at 2:00 am02:00 local time and clocks were set one hour back to Sunday, November 1, 2020, 1:00 am01:00. Standard time starts annually on the first Sunday of November.
End: Pacific Standard Time (PST) ends on Sunday, March 14, 2021 at 2:00 am02:00 local time and clocks are set one hour forward to Sunday, March 14, 2021, 3:00 am03:00 local daylight time instead. Standard time ends annually on the second Sunday of March.
PST representations, usage and related time zones
- -08 - basic short
- -0800 - basic
- -08:00 - extended
- -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.
- Uniform - Military abbreviation for PST
- U - short form of 'Uniform'
- America/Ensenada
- America/Los_Angeles
- America/Santa_Isabel
- America/Tijuana
- America/Vancouver
- Canada/Pacific
- Mexico/BajaNorte
- PST8PDT
- US/Pacific
- Pacific Standard Time - UTC -8
- Pitcairn Standard Time - UTC -8
- AKDT - Alaska Daylight Time
- PST - Pacific Standard Time
- PT - Pacific Time
- PST - Pitcairn Standard Time
- U - Uniform 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 Calgary, Edmonton, Denver, El Paso.
French: HAR - Heure Avancée des Rocheuses
Spanish: MT - Zona Pacífico
On November 3, 2020 the shaded areas are on UTC−7 (MST).
Daylight Saving: Mountain Daylight Time (MDT) is a daylight saving/summer time zone, but some places set clocks back one hour during winter and observe Mountain Standard Time (MST).
End: Mountain Daylight Time (MDT) ended on Sunday, November 1, 2020 at 2:00 am02:00 local time and clocks were set one hour back to Sunday, November 1, 2020, 1:00 am01:00 local standard time instead. Daylight saving ends annually on the first Sunday of November.
Start: Mountain Daylight Time (MDT) starts on Sunday, March 14, 2021 at 2:00 am02:00 local time and clocks are set one hour forward to Sunday, March 14, 2021, 3:00 am03:00. Daylight saving starts annually on the second Sunday of March.
MDT representations, usage and related time zones
- -06 - basic short
- -0600 - basic
- -06:00 - extended
- -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.
- Sierra - Military abbreviation for MDT
- S - short form of 'Sierra'
- America/Boise
- America/Cambridge_Bay
- America/Ciudad_Juarez
- America/Denver
- America/Edmonton
- America/Inuvik
- America/Shiprock
- America/Yellowknife
- Canada/Mountain
- MST7MDT
- Navajo
- US/Mountain
- CST - Central Standard Time
- CT - Central Time
- MDT - Mountain Daylight Time
- EAST - Easter Island Standard Time
- GALT - Galapagos Time
- S - Sierra Time Zone
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
On November 3, 2020 the shaded areas are on UTC−7 (MST) or UTC−6 (Central Standard Time).
Daylight Saving: Central Daylight Time (CDT) is a daylight saving/summer time zone, but some places set clocks back one hour during winter and observe Central Standard Time (CST).
End: Central Daylight Time (CDT) ended on Sunday, November 1, 2020 at 2:00 am02:00 local time and clocks were set one hour back to Sunday, November 1, 2020, 1:00 am01:00 local standard time instead. Daylight saving ends annually on the first Sunday of November.
Start: Central Daylight Time (CDT) starts on Sunday, March 14, 2021 at 2:00 am02:00 local time and clocks are set one hour forward to Sunday, March 14, 2021, 3:00 am03:00. Daylight saving starts annually on the second Sunday of March.
CDT representations, usage and related time zones
- -05 - basic short
- -0500 - basic
- -05:00 - extended
- -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.
- Romeo - Military abbreviation for CDT
- R - short form of 'Romeo'
- 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
- Central Daylight Time - UTC -5
- Cuba Daylight Time - UTC -4
- 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 Standard Time
Offset: EST is 5 hours behind Greenwich Mean Time (GMT).
Countries using this time zone: Bahamas, Canada, Haiti, Jamaica, Cayman Islands, Mexico, Panama, Turks & Caicos Is, 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
On November 3, 2020 some shaded areas are on UTC−6 (Central Standard Time).
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).
Start: Eastern Standard Time (EST) started on Sunday, November 1, 2020 at 2:00 am02:00 local time and clocks were set one hour back to Sunday, November 1, 2020, 1:00 am01:00. Standard time starts annually on the first Sunday of November.
End: Eastern Standard Time (EST) ends on Sunday, March 14, 2021 at 2:00 am02:00 local time and clocks are set one hour forward to Sunday, March 14, 2021, 3:00 am03:00 local daylight time instead. Standard time ends annually on the second Sunday of March.
EST representations, usage and related time zones
- -05 - basic short
- -0500 - basic
- -05:00 - extended
- -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.
- Romeo - Military abbreviation for EST
- R - short form of 'Romeo'
- 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
- 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
Greenwich Mean Time
Offset: GMT is the same as Greenwich Mean Time (GMT).
Countries using this time zone: Burkina Faso, Côte d'Ivoire, Britain (UK), Guernsey, Ghana, Greenland, Gambia, Guinea, Guinea-Bissau, Ireland, Isle of Man, Iceland, Jersey, Liberia, Mali, Mauritania, St Helena, Sierra Leone, Senegal, Sao Tome & Principe, Togo
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, Dakar, Kumasi.
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.
On November 3, 2020 some shaded areas are on UTC+1.
GMT representations, usage and related time zones
- Z - is the zone designator for the zero UTC/GMT offset, also known as 'Zulu' time
- +00 - basic short
- +0000 - basic
- +00:00 - extended
- +0000 - sign character (+) followed by a four digit time providing hours (00) and minutes (00) of the offset. Indicates the zero UTC/GMT offset.
- Zulu - Military abbreviation for GMT
- Z - short form of 'Zulu'
- 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
- 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