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UTC
Universal Time Coordinated
GMT +0
PHT
Philippine Time
GMT +8
PDT/PST
Pacific Daylight Time
GMT -7
PST automatically adjusted to PDT time zone, that is in use
EDT/EST
Eastern Daylight Time
GMT -4
EST automatically adjusted to EDT time zone, that is in use
Time Difference
Universal Time Coordinated is 8 hours behind Philippine Time and 7 hours ahead of Pacific Daylight Time and 4 hours ahead of Eastern Daylight Time and 9 hours behind Japan Standard Time
11:30 am11:30 in UTC is 7:30 pm19:30 in PHT and is 4:30 am04:30 in PDT and is 7:30 am07:30 in EDT and is 8:30 pm20:30 in JST
UTC to PHT call time
Best time for a conference call or a meeting is between 8am-10am in UTC which corresponds to 4pm-6pm in PHT
UTC to PST call time
Best time for a conference call or a meeting is between 4pm-6pm in UTC which corresponds to 8am-10am in PST
UTC to EST call time
Best time for a conference call or a meeting is between 1pm-6pm in UTC which corresponds to 8am-1pm in EST
UTC to JST call time
Best time for a conference call or a meeting is between 8am-10am in UTC which corresponds to 5pm-7pm in JST
11:30 am11:30 Universal Time Coordinated (UTC). Offset UTC 0:00 hours
7:30 pm19:30 Philippine Time (PHT). Offset UTC +8:00 hours
4:30 am04:30 Pacific Daylight Time (PDT). Offset UTC -7:00 hours
7:30 am07:30 Eastern Daylight Time (EDT). Offset UTC -4:00 hours
8:30 pm20:30 Japan Standard Time (JST). Offset UTC +9:00 hours
11:30 am11:30 UTC / 7:30 pm19:30 PHT / 4:30 am04:30 PDT / 7:30 am07:30 EDT / 8:30 pm20:30 JST
| UTC | PHT | PDT | EDT | JST |
|---|---|---|---|---|
| 12am (midnight) | 8am | 5pm | 8pm | 9am |
| 1am | 9am | 6pm | 9pm | 10am |
| 2am | 10am | 7pm | 10pm | 11am |
| 3am | 11am | 8pm | 11pm | 12pm (noon) |
| 4am | 12pm (noon) | 9pm | 12am (midnight) | 1pm |
| 5am | 1pm | 10pm | 1am | 2pm |
| 6am | 2pm | 11pm | 2am | 3pm |
| 7am | 3pm | 12am (midnight) | 3am | 4pm |
| 8am | 4pm | 1am | 4am | 5pm |
| 9am | 5pm | 2am | 5am | 6pm |
| 10am | 6pm | 3am | 6am | 7pm |
| 11am | 7pm | 4am | 7am | 8pm |
| 12pm (noon) | 8pm | 5am | 8am | 9pm |
| 1pm | 9pm | 6am | 9am | 10pm |
| 2pm | 10pm | 7am | 10am | 11pm |
| 3pm | 11pm | 8am | 11am | 12am (midnight) |
| 4pm | 12am (midnight) | 9am | 12pm (noon) | 1am |
| 5pm | 1am | 10am | 1pm | 2am |
| 6pm | 2am | 11am | 2pm | 3am |
| 7pm | 3am | 12pm (noon) | 3pm | 4am |
| 8pm | 4am | 1pm | 4pm | 5am |
| 9pm | 5am | 2pm | 5pm | 6am |
| 10pm | 6am | 3pm | 6pm | 7am |
| 11pm | 7am | 4pm | 7pm | 8am |
| 0:00 | 8:00 | 17:00 | 20:00 | 9:00 |
| 1:00 | 9:00 | 18:00 | 21:00 | 10:00 |
| 2:00 | 10:00 | 19:00 | 22:00 | 11:00 |
| 3:00 | 11:00 | 20:00 | 23:00 | 12:00 |
| 4:00 | 12:00 | 21:00 | 0:00 | 13:00 |
| 5:00 | 13:00 | 22:00 | 1:00 | 14:00 |
| 6:00 | 14:00 | 23:00 | 2:00 | 15:00 |
| 7:00 | 15:00 | 0:00 | 3:00 | 16:00 |
| 8:00 | 16:00 | 1:00 | 4:00 | 17:00 |
| 9:00 | 17:00 | 2:00 | 5:00 | 18:00 |
| 10:00 | 18:00 | 3:00 | 6:00 | 19:00 |
| 11:00 | 19:00 | 4:00 | 7:00 | 20:00 |
| 12:00 | 20:00 | 5:00 | 8:00 | 21:00 |
| 13:00 | 21:00 | 6:00 | 9:00 | 22:00 |
| 14:00 | 22:00 | 7:00 | 10:00 | 23:00 |
| 15:00 | 23:00 | 8:00 | 11:00 | 0:00 |
| 16:00 | 0:00 | 9:00 | 12:00 | 1:00 |
| 17:00 | 1:00 | 10:00 | 13:00 | 2:00 |
| 18:00 | 2:00 | 11:00 | 14:00 | 3:00 |
| 19:00 | 3:00 | 12:00 | 15:00 | 4:00 |
| 20:00 | 4:00 | 13:00 | 16:00 | 5:00 |
| 21:00 | 5:00 | 14:00 | 17:00 | 6:00 |
| 22:00 | 6:00 | 15:00 | 18:00 | 7:00 |
| 23:00 | 7:00 | 16:00 | 19:00 | 8:00 |
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
Philippine Time
Offset: PHT is 8 hours ahead Greenwich Mean Time (GMT) and is used in Asia
PHT 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 east of the zero meridian.
Military/NATO: Used by the U.S. military, Chinese military and others
- Hotel - Military abbreviation for PHT
- H - short form of 'Hotel'
Time zones with the GMT +8 offset:
- ACT - ASEAN Common Time
- AWST - Australian Western Standard Time
- BNT - Brunei Darussalam Time
- CAST - Casey Time
- CHOT - Choibalsan Time
- CST - China Standard Time
- H - Hotel Time Zone
- HKT - Hong Kong Time
- HOVST - Hovd Summer Time
- IRKT - Irkutsk Time
- KRAST - Krasnoyarsk Summer Time
- MYT - Malaysia Time
- PHT - Philippine Time
- SGT - Singapore Time
- ULAT - Ulaanbaatar Time
- WITA - Central Indonesian Time
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
Daylight Saving: This is a standard time zone, however during summer some places switch clocks for one hour forward when daylight saving comes into effect and observe Pacific Daylight Time (PDT).
End: Pacific Standard Time (PST) has ended on Sunday, March 10, 2024 at 2:00 am local time and clocks were set one hour forward to Sunday, March 10, 2024, 3:00 am local daylight time instead. Standard time ends annually the on second Sunday of March.
Start: Pacific Standard Time (PST) starts on Sunday, November 3, 2024 at 2:00 am local time and clocks are set one hour back to Sunday, November 3, 2024, 1:00 am. Standard time starts annually the on first Sunday of November.
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 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
Daylight Saving: This is a standard time zone, however during summer some places switch clocks for one hour forward when daylight saving comes into effect and observe Eastern Daylight Time (EDT).
End: Eastern Standard Time (EST) has ended on Sunday, March 10, 2024 at 2:00 am local time and clocks were set one hour forward to Sunday, March 10, 2024, 3:00 am local daylight time instead. Standard time ends annually the on second Sunday of March.
Start: Eastern Standard Time (EST) starts on Sunday, November 3, 2024 at 2:00 am local time and clocks are set one hour back to Sunday, November 3, 2024, 1:00 am. Standard time starts annually the on first Sunday of November.
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
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 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
EST to IST GMT to EST PST to EST EST to GMT PST to GMT
