JST
Japan Standard Time
GMT +9
UTC
Universal Time Coordinated
GMT +0
EST
Eastern Standard Time
GMT -5
PST
Pacific Standard Time
GMT -8
EET
Eastern European Time
GMT +2

Time Difference

Japan Standard Time is 9 hours ahead of Universal Time Coordinated and 14 hours ahead of Eastern Standard Time and 17 hours ahead of Pacific Standard Time and 7 hours ahead of Eastern European Time
7:30 am07:30 in JST is 10:30 pm22:30 in UTC and is 5:30 pm17:30 in EST and is 2:30 pm14:30 in PST and is 12:30 am00:30 in EET

JST to UTC call time
Best time for a conference call or a meeting is between 5pm-7pm in JST which corresponds to 8am-10am in UTC
JST to EST call time
Best time for a conference call or a meeting is between 8pm-10pm in JST which corresponds to 6am-8am in EST
JST to PST call time
Best time for a conference call or a meeting is between 9:30pm-11:30pm in JST which corresponds to 4:30am-6:30am in PST
JST to EET call time
Best time for a conference call or a meeting is between 3pm-6pm in JST which corresponds to 8am-11am in EET

7:30 am07:30 Japan Standard Time (JST). Offset UTC +9:00 hours
10:30 pm22:30 Universal Time Coordinated (UTC). Offset UTC 0:00 hours
5:30 pm17:30 Eastern Standard Time (EST). Offset UTC -5:00 hours
2:30 pm14:30 Pacific Standard Time (PST). Offset UTC -8:00 hours
12:30 am00:30 Eastern European Time (EET). Offset UTC +2:00 hours

7:30 am07:30 JST / 10:30 pm22:30 UTC / 5:30 pm17:30 EST / 2:30 pm14:30 PST / 12:30 am00:30 EET

JST UTC EST PST EET
12am (midnight) 3pm 10am 7am 5pm
1am 4pm 11am 8am 6pm
2am 5pm 12pm (noon) 9am 7pm
3am 6pm 1pm 10am 8pm
4am 7pm 2pm 11am 9pm
5am 8pm 3pm 12pm (noon) 10pm
6am 9pm 4pm 1pm 11pm
7am 10pm 5pm 2pm 12am (midnight)
8am 11pm 6pm 3pm 1am
9am 12am (midnight) 7pm 4pm 2am
10am 1am 8pm 5pm 3am
11am 2am 9pm 6pm 4am
12pm (noon) 3am 10pm 7pm 5am
1pm 4am 11pm 8pm 6am
2pm 5am 12am (midnight) 9pm 7am
3pm 6am 1am 10pm 8am
4pm 7am 2am 11pm 9am
5pm 8am 3am 12am (midnight) 10am
6pm 9am 4am 1am 11am
7pm 10am 5am 2am 12pm (noon)
8pm 11am 6am 3am 1pm
9pm 12pm (noon) 7am 4am 2pm
10pm 1pm 8am 5am 3pm
11pm 2pm 9am 6am 4pm
0:00 15:00 10:00 7:00 17:00
1:00 16:00 11:00 8:00 18:00
2:00 17:00 12:00 9:00 19:00
3:00 18:00 13:00 10:00 20:00
4:00 19:00 14:00 11:00 21:00
5:00 20:00 15:00 12:00 22:00
6:00 21:00 16:00 13:00 23:00
7:00 22:00 17:00 14:00 0:00
8:00 23:00 18:00 15:00 1:00
9:00 0:00 19:00 16:00 2:00
10:00 1:00 20:00 17:00 3:00
11:00 2:00 21:00 18:00 4:00
12:00 3:00 22:00 19:00 5:00
13:00 4:00 23:00 20:00 6:00
14:00 5:00 0:00 21:00 7:00
15:00 6:00 1:00 22:00 8:00
16:00 7:00 2:00 23:00 9:00
17:00 8:00 3:00 0:00 10:00
18:00 9:00 4:00 1:00 11:00
19:00 10:00 5:00 2:00 12:00
20:00 11:00 6:00 3:00 13:00
21:00 12:00 7:00 4:00 14:00
22:00 13:00 8:00 5:00 15:00
23:00 14:00 9:00 6:00 16:00

Japan Standard Time

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

Countries: It is used in following countries: Japan

Principal Cities: The largest city in the JST timezone is Tokyo from Japan with population about 8.337 million people. Other major cities in the area are Yokohama, Osaka shi, Nagoya shi, Sapporo

Daylight Saving: Japan Standard Time (JST) is not adjusted for daylight saving therefore JST remains the same through out the year. This means, unlike some time zones where the clock is set forward by one hour every summer and backward by one hour during winter to adjust for daylight saving, Japan Standard Time remains the same

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 nine hour and zero minutes time differences 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

Universal Time Coordinated

Offset: UTC is 0 hours ahead Greenwich Mean Time (GMT) and is used in Universal

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

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 zero hour and zero minutes time differences of the zero meridian.
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 - Universal Time Coordinated
  • WT - Western Sahara Standard Time
  • Z - Zulu Time Zone

Eastern Standard Time

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

Countries: It is used in following countries: Bahamas, Canada, Haiti, Jamaica, Cayman Islands, Mexico, Panama, Turks & Caicos Is, United States

Principal Cities: The largest city in the EST timezone is New York City from USA with population about 8.175 million people. Other major cities in the area are Toronto, Montreal, Brooklyn, Borough of Queens

French: HNE - Heure Normale de l'Est

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

EST Time Zone Geo Map
EST timezone map

Daylight Saving: This is a standard timezone, however during summer some places switch clocks for one hour forward when daylight saving comes into effect and observe Eastern Daylight Time (EDT).

Daylight saving time clock moves back for one hour from 2am to 1amStart: Eastern Standard Time (EST) started on Sunday, November 6, 2022 at 2:00 am local time and clocks were set one hour back to Sunday, November 6, 2022, 1:00 am. Standard time starts annually the on first Sunday of November.

Daylight saving time clock moves forward for one hour from 2am to 3amEnd: Eastern Standard Time (EST) ends on Sunday, March 12, 2023 at 2:00 am local time and clocks are set one hour forward to Sunday, March 12, 2023, 3:00 am local daylight time instead. Standard time starts annually the on second Sunday of March.

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 five hour and zero minutes time differences 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 Standard Time

Offset: PST is 8 hours behind Greenwich Mean Time (GMT) and is used in North America

Countries: It is used in following countries: Canada, Mexico, United States

Principal Cities: The largest city in the PST timezone is Los Angeles from USA with population about 3.793 million people. Other major cities in the area are Vancouver, Tijuana, San Diego, San Jose

French: HNP - Heure Normale du Pacifique

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

PST Time Zone Geo Map
PST timezone map

Daylight Saving: This is a standard timezone, however during summer some places switch clocks for one hour forward when daylight saving comes into effect and observe Pacific Daylight Time (PDT).

Daylight saving time clock moves back for one hour from 2am to 1amStart: Pacific Standard Time (PST) started on Sunday, November 6, 2022 at 2:00 am local time and clocks were set one hour back to Sunday, November 6, 2022, 1:00 am. Standard time starts annually the on first Sunday of November.

Daylight saving time clock moves forward for one hour from 2am to 3amEnd: Pacific Standard Time (PST) ends on Sunday, March 12, 2023 at 2:00 am local time and clocks are set one hour forward to Sunday, March 12, 2023, 3:00 am local daylight time instead. Standard time starts annually the on second Sunday of March.

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 eight hour and zero minutes time differences 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
  • Peru Standard Time - UTC -5
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

Eastern European Time

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

Countries: It is used in following countries: Åland Islands, Bulgaria, Cyprus, Estonia, Egypt, Finland, Greece, Jordan, Lebanon, Lithuania, Latvia, Libya, Moldova, Palestine, Romania, Russia, Syria, Ukraine

Principal Cities: The largest city in the EET timezone is Cairo from Egypt with population about 7.735 million people. Other major cities in the area are Alexandria, Kiev, Al Jizah, Beirut

German: OEZ - Osteuropäische Zeit

EET Time Zone Geo Map
EET timezone map

Daylight Saving: This is a standard timezone, however during summer some places switch clocks for one hour forward when daylight saving comes into effect and observe Eastern European Summer Time (EEST).

Daylight saving time clock moves back for one hour from 4am to 3amStart: Eastern European Time (EET) started on Sunday, October 30, 2022 at 4:00 am local time and clocks were set one hour back to Sunday, October 30, 2022, 3:00 am. Standard time starts annually the on last Sunday of October.

Daylight saving time clock moves forward for one hour from 3am to 4amEnd: Eastern European Time (EET) ends on Sunday, March 26, 2023 at 3:00 am local time and clocks are set one hour forward to Sunday, March 26, 2023, 4:00 am local daylight time instead. Standard time starts annually the on last Sunday of March.

EET 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 two hour and zero minutes time differences to the east of the zero meridian.
Military/NATO: Used by the U.S. military, Chinese military and others
  • Bravo - Military abbreviation for EET
  • B - short form of 'Bravo'
IANA/Olson: Reflects EET time zone boundaries defined by political bodies, primarily intended for use with computer programs and operating systems
  • Africa/Cairo
  • Africa/Tripoli
  • Asia/Amman
  • Asia/Beirut
  • Asia/Damascus
  • Asia/Famagusta
  • Asia/Gaza
  • Asia/Hebron
  • Asia/Nicosia
  • EET
  • Egypt
  • Europe/Athens
  • Europe/Bucharest
  • Europe/Chisinau
  • Europe/Helsinki
  • Europe/Kaliningrad
  • Europe/Kiev
  • Europe/Mariehamn
  • Europe/Nicosia
  • Europe/Riga
  • Europe/Sofia
  • Europe/Tallinn
  • Europe/Tiraspol
  • Europe/Uzhgorod
  • Europe/Vilnius
  • Europe/Zaporozhye
  • Libya
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