CET to PST to EST to GMT to HKT to AEST to NZST
Time Difference
Central European Summer Time is 9 hours ahead of Pacific Daylight Time and 6 hours ahead of Eastern Daylight Time and 2 hours ahead of Greenwich Mean Time and 6 hours behind Hong Kong Time and 8 hours behind Australian Eastern Standard Time and 10 hours behind New Zealand Standard Time
4:30 am04:30 in CEST is 7:30 pm19:30 in PDT and is 10:30 pm22:30 in EDT and is 2:30 am02:30 in GMT and is 10:30 am10:30 in HKT and is 12:30 pm12:30 in AEST and is 2:30 pm14:30 in NZST
CET to PST call time
Best time for a conference call or a meeting is between 5pm-7pm in CET which corresponds to 8am-10am in PST
CET to EST call time
Best time for a conference call or a meeting is between 2pm-6pm in CET which corresponds to 8am-12pm in EST
CET to GMT call time
Best time for a conference call or a meeting is between 9am-6pm in CET which corresponds to 8am-5pm in GMT
CET to HKT call time
Best time for a conference call or a meeting is between 8am-11am in CET which corresponds to 3pm-6pm in HKT
CET to AEST call time
Best time for a conference call or a meeting is between 8am-10am in CET which corresponds to 5pm-7pm in AEST
CET to NZST call time
Best time for a conference call or a meeting is between 7:30am-9:30am in CET which corresponds to 6:30pm-8:30pm in NZST
4:30 am04:30 Central European Summer Time (CEST). Offset UTC +2:00 hours
7:30 pm19:30 Pacific Daylight Time (PDT). Offset UTC -7:00 hours
10:30 pm22:30 Eastern Daylight Time (EDT). Offset UTC -4:00 hours
2:30 am02:30 Greenwich Mean Time (GMT). Offset UTC 0:00 hours
10:30 am10:30 Hong Kong Time (HKT). Offset UTC +8:00 hours
12:30 pm12:30 Australian Eastern Standard Time (AEST). Offset UTC +10:00 hours
2:30 pm14:30 New Zealand Standard Time (NZST). Offset UTC +12:00 hours
4:30 am04:30 CEST / 7:30 pm19:30 PDT / 10:30 pm22:30 EDT / 2:30 am02:30 GMT / 10:30 am10:30 HKT / 12:30 pm12:30 AEST / 2:30 pm14:30 NZST
| CEST | PDT | EDT | GMT | HKT | AEST | NZST |
|---|---|---|---|---|---|---|
| 12am (midnight) | 3pm | 6pm | 10pm | 6am | 8am | 10am |
| 1am | 4pm | 7pm | 11pm | 7am | 9am | 11am |
| 2am | 5pm | 8pm | 12am (midnight) | 8am | 10am | 12pm (noon) |
| 3am | 6pm | 9pm | 1am | 9am | 11am | 1pm |
| 4am | 7pm | 10pm | 2am | 10am | 12pm (noon) | 2pm |
| 5am | 8pm | 11pm | 3am | 11am | 1pm | 3pm |
| 6am | 9pm | 12am (midnight) | 4am | 12pm (noon) | 2pm | 4pm |
| 7am | 10pm | 1am | 5am | 1pm | 3pm | 5pm |
| 8am | 11pm | 2am | 6am | 2pm | 4pm | 6pm |
| 9am | 12am (midnight) | 3am | 7am | 3pm | 5pm | 7pm |
| 10am | 1am | 4am | 8am | 4pm | 6pm | 8pm |
| 11am | 2am | 5am | 9am | 5pm | 7pm | 9pm |
| 12pm (noon) | 3am | 6am | 10am | 6pm | 8pm | 10pm |
| 1pm | 4am | 7am | 11am | 7pm | 9pm | 11pm |
| 2pm | 5am | 8am | 12pm (noon) | 8pm | 10pm | 12am (midnight) |
| 3pm | 6am | 9am | 1pm | 9pm | 11pm | 1am |
| 4pm | 7am | 10am | 2pm | 10pm | 12am (midnight) | 2am |
| 5pm | 8am | 11am | 3pm | 11pm | 1am | 3am |
| 6pm | 9am | 12pm (noon) | 4pm | 12am (midnight) | 2am | 4am |
| 7pm | 10am | 1pm | 5pm | 1am | 3am | 5am |
| 8pm | 11am | 2pm | 6pm | 2am | 4am | 6am |
| 9pm | 12pm (noon) | 3pm | 7pm | 3am | 5am | 7am |
| 10pm | 1pm | 4pm | 8pm | 4am | 6am | 8am |
| 11pm | 2pm | 5pm | 9pm | 5am | 7am | 9am |
| 0:00 | 15:00 | 18:00 | 22:00 | 6:00 | 8:00 | 10:00 |
| 1:00 | 16:00 | 19:00 | 23:00 | 7:00 | 9:00 | 11:00 |
| 2:00 | 17:00 | 20:00 | 0:00 | 8:00 | 10:00 | 12:00 |
| 3:00 | 18:00 | 21:00 | 1:00 | 9:00 | 11:00 | 13:00 |
| 4:00 | 19:00 | 22:00 | 2:00 | 10:00 | 12:00 | 14:00 |
| 5:00 | 20:00 | 23:00 | 3:00 | 11:00 | 13:00 | 15:00 |
| 6:00 | 21:00 | 0:00 | 4:00 | 12:00 | 14:00 | 16:00 |
| 7:00 | 22:00 | 1:00 | 5:00 | 13:00 | 15:00 | 17:00 |
| 8:00 | 23:00 | 2:00 | 6:00 | 14:00 | 16:00 | 18:00 |
| 9:00 | 0:00 | 3:00 | 7:00 | 15:00 | 17:00 | 19:00 |
| 10:00 | 1:00 | 4:00 | 8:00 | 16:00 | 18:00 | 20:00 |
| 11:00 | 2:00 | 5:00 | 9:00 | 17:00 | 19:00 | 21:00 |
| 12:00 | 3:00 | 6:00 | 10:00 | 18:00 | 20:00 | 22:00 |
| 13:00 | 4:00 | 7:00 | 11:00 | 19:00 | 21:00 | 23:00 |
| 14:00 | 5:00 | 8:00 | 12:00 | 20:00 | 22:00 | 0:00 |
| 15:00 | 6:00 | 9:00 | 13:00 | 21:00 | 23:00 | 1:00 |
| 16:00 | 7:00 | 10:00 | 14:00 | 22:00 | 0:00 | 2:00 |
| 17:00 | 8:00 | 11:00 | 15:00 | 23:00 | 1:00 | 3:00 |
| 18:00 | 9:00 | 12:00 | 16:00 | 0:00 | 2:00 | 4:00 |
| 19:00 | 10:00 | 13:00 | 17:00 | 1:00 | 3:00 | 5:00 |
| 20:00 | 11:00 | 14:00 | 18:00 | 2:00 | 4:00 | 6:00 |
| 21:00 | 12:00 | 15:00 | 19:00 | 3:00 | 5:00 | 7:00 |
| 22:00 | 13:00 | 16:00 | 20:00 | 4:00 | 6:00 | 8:00 |
| 23:00 | 14:00 | 17:00 | 21:00 | 5:00 | 7:00 | 9:00 |
Central European Time
Offset: CET is 1 hour ahead Greenwich Mean Time (GMT) and is used in Europe
Countries: It is used in following countries: Andorra, Albania, Austria, Bosnia & Herzegovina, Belgium, Switzerland, Czech Republic, Germany, Denmark, Algeria, Spain, France, Gibraltar, Croatia, Hungary, Italy, Liechtenstein, Luxembourg, Monaco, Montenegro, North Macedonia, Malta, Netherlands, Norway, Poland, Serbia, Sweden, Slovenia, Svalbard & Jan Mayen, Slovakia, San Marino, Tunisia, Vatican City
Principal Cities: The largest city in the CET timezone is Berlin from Germany with population about 3.426 million people. Other major cities in the area are Madrid, Rome, Paris, Algiers
German: MEZ - Mitteleuropäische Zeit
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 Central European Summer Time (CEST).
End: Central European Time (CET) has ended on Sunday, March 31, 2024 at 2:00 am local time and clocks were set one hour forward to Sunday, March 31, 2024, 3:00 am local daylight time instead. Standard time ends annually the on last Sunday of March.
Start: Central European Time (CET) starts on Sunday, October 27, 2024 at 3:00 am local time and clocks are set one hour back to Sunday, October 27, 2024, 2:00 am. Standard time starts annually the on last Sunday of October.
CET representations, usage and related time zones
- +01 - basic short
- +0100 - basic
- +01:00 - extended
- +0100 - sign character (+) followed by a four digit time providing hours (01) and minutes (00) of the offset. Indicates one hour and zero minutes time differences to the east of the zero meridian.
- Alpha - Military abbreviation for CET
- A - short form of 'Alpha'
- 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
- Poland
- 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
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
- -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 eight hour and zero minutes time differences 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
- Peru Standard Time - UTC -5
- 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
- -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 five hour and zero minutes time differences 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 0 hours ahead Greenwich Mean Time (GMT) and is used in Europe
Countries: It is used in following countries: 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 timezone is London from United Kingdom with population about 7.557 million people. Other major cities in the area are Abidjan, Dakar, Grand Dakar, Accra
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 for the most parts it is the same. In military GMT is known as Zulu time.Greenwich Mean Time was the same as Universal Time (UT), until the introduction of UTC in 1972 a standard astronomical concept used in many technical fields.
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 zero hour and zero minutes time differences of the zero meridian.
- 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
- Greenwich Mean Time - UTC +0
- GMT+03:00 - UTC +3
- GMT - UTC +1
- GMT+06:00 - UTC +6
- GMT-01:00 - UTC -1
- GMT+11:00 - UTC +11
- 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
Hong Kong Time
Offset: HKT is 8 hours ahead Greenwich Mean Time (GMT) and is used in Asia
Countries: It is used in following countries: Hong Kong
Principal Cities: The largest city in the HKT timezone is Hong Kong from Hong Kong with population about 7.013 million people. Other major cities in the area are Kowloon, Tsuen Wan, Yuen Long Kau Hui, Sha Tin
Daylight Saving: Hong Kong Time (HKT) is not adjusted for daylight saving therefore HKT 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, Hong Kong Time remains the same
HKT 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 eight hour and zero minutes time differences to the east of the zero meridian.
- Hotel - Military abbreviation for HKT
- H - short form of 'Hotel'
- Asia/Hong_Kong
- Hongkong
- 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
Australian Eastern Standard Time
Offset: AEST is 10 hours ahead Greenwich Mean Time (GMT) and is used in Australia
Countries: It is used in following countries: Australia
Principal Cities: The largest city in the AEST timezone is Sydney from Australia with population about 4.627 million people. Other major cities in the area are Melbourne, Brisbane, Gold Coast, Canberra
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 Australian Eastern Daylight Time (AEDT).
Start: Australian Eastern Standard Time (AEST) started on Sunday, April 7, 2024 at 3:00 am local time and clocks were set one hour back to Sunday, April 7, 2024, 2:00 am. Standard time starts annually the on first Sunday of April.
End: Australian Eastern Standard Time (AEST) ends on Sunday, October 6, 2024 at 2:00 am local time and clocks are set one hour forward to Sunday, October 6, 2024, 3:00 am local daylight time instead. Standard time starts annually the on first Sunday of October.
Australian Eastern Standard Time (AEST) is used in Queensland, Victoria, Tasmania, New South Wales (except Broken Hill), Australian Capital Territory and in folling major cities Brisbane, Sydney, Melbourne, Hobart, Canberra
Only part of Australia observe daylight saving. It is used in New South Wales, Victoria, South Australia, Tasmania, and the Australian Capital Territory. Daylight saving is not observed in Queensland, Western Australia or the Northern Territory.
AEST representations, usage and related time zones
- +10 - basic short
- +1000 - basic
- +10:00 - extended
- +1000 - sign character (+) followed by a four digit time providing hours (10) and minutes (00) of the offset. Indicates ten hour and zero minutes time differences to the east of the zero meridian.
- Kilo - Military abbreviation for AEST
- K - short form of 'Kilo'
- Antarctica/Macquarie
- Australia/ACT
- Australia/Brisbane
- Australia/Canberra
- Australia/Currie
- Australia/Hobart
- Australia/Lindeman
- Australia/Melbourne
- Australia/NSW
- Australia/Queensland
- Australia/Sydney
- Australia/Tasmania
- Australia/Victoria
- AEST - Australian Eastern Standard Time
- CHUT - Chuuk Time
- ChST - Chamorro Standard Time
- K - Kilo Time Zone
- KDT - Korea Daylight Time
- PGT - Papua New Guinea Time
- VLAT - Vladivostok Time
- YAKST - Yakutsk Summer Time
- YAPT - Yap Time
New Zealand Standard Time
Offset: NZST is 12 hours ahead Greenwich Mean Time (GMT) and is used in Pacific
Countries: It is used in following countries: Antarctica, New Zealand
Principal Cities: The largest city in the NZST timezone is Auckland from New Zealand with population about 1.535 million people. Other major cities in the area are Wellington, Christchurch, Hamilton, Tauranga
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 New Zealand Daylight Time (NZDT).
Start: New Zealand Standard Time (NZST) started on Sunday, April 7, 2024 at 3:00 am local time and clocks were set one hour back to Sunday, April 7, 2024, 2:00 am. Standard time starts annually the on first Sunday of April.
End: New Zealand Standard Time (NZST) ends on Sunday, September 29, 2024 at 2:00 am local time and clocks are set one hour forward to Sunday, September 29, 2024, 3:00 am local daylight time instead. Standard time starts annually the on last Sunday of September.
NZST representations, usage and related time zones
- +12 - basic short
- +1200 - basic
- +12:00 - extended
- +1200 - sign character (+) followed by a four digit time providing hours (12) and minutes (00) of the offset. Indicates twelve hour and zero minutes time differences to the east of the zero meridian.
- Mike - Military abbreviation for NZST
- M - short form of 'Mike'
- Antarctica/McMurdo
- Antarctica/South_Pole
- NZ
- Pacific/Auckland
- ANAST - Anadyr Summer Time
- ANAT - Anadyr Time
- FJT - Fiji Time
- GILT - Gilbert Island Time
- M - Mike Time Zone
- MAGST - Magadan Summer Time
- MAGT - Magadan Time
- MHT - Marshall Islands Time
- NRT - Nauru Time
- NZST - New Zealand Standard Time
- PETST - Kamchatka Summer Time
- TVT - Tuvalu Time
- WFT - Wallis and Futuna Time