UTC to AEST to WIB to GST to CEST to EST to CST to PDT Time Converter
Eastern Australia is on daylight saving time: AEDT (UTC+11) until Sun, Apr 4, 2027.
Queensland stays on AEST (UTC+10).
Central Time is on daylight saving time: CDT (UTC−5) until Sun, Nov 1.
Mexico City and Saskatchewan stay on CST (UTC−6).
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
12:30 pm12:30 UTC (UTC+0), Oct 25, 2026 = 10:30 pm22:30 AEST (UTC+10), Oct 25, 2026 = 7:30 pm19:30 WIB (UTC+7), Oct 25, 2026 = 4:30 pm16:30 GST (UTC+4), Oct 25, 2026 = 1:30 pm13:30 CET (UTC+1), Oct 25, 2026 = 8:30 am08:30 EDT (UTC-4), Oct 25, 2026 = 7:30 am07:30 CDT (UTC-5), Oct 25, 2026 = 5:30 am05:30 PDT (UTC-7), Oct 25, 2026
UTC is 10 hours behind AEST. UTC is 7 hours behind WIB. UTC is 4 hours behind GST. UTC is 1 hour behind CET. UTC is 4 hours ahead of EDT. UTC is 5 hours ahead of CDT. UTC is 7 hours ahead of PDT.
How the time difference changes
UTC to AEST
UTC is 10 hours behind AEST year-round.
Working hours of 9:00 am to 6:00 pm in UTC correspond to 7:00 pm to 4:00 am (next day) in AEST.Working hours of 09:00 to 18:00 in UTC correspond to 19:00 to 04:00 (next day) in AEST.
UTC to WIB
UTC is 7 hours behind WIB year-round.
Working hours of 9:00 am to 6:00 pm in UTC correspond to 4:00 pm to 1:00 am (next day) in WIB.Working hours of 09:00 to 18:00 in UTC correspond to 16:00 to 01:00 (next day) in WIB.
UTC to GST
UTC is 4 hours behind GST year-round.
Working hours of 9:00 am to 6:00 pm in UTC correspond to 1:00 pm to 10:00 pm in GST.Working hours of 09:00 to 18:00 in UTC correspond to 13:00 to 22:00 in GST.
UTC to CEST
For most of the year, UTC is 2 hours behind CEST. From Oct 25, 2026 to Mar 28, 2027, UTC is 1 hour behind CET.
For most of the year, working hours of 9:00 am to 6:00 pm in UTC correspond to 11:00 am to 8:00 pm in CEST. At other times of the year, working hours of 9:00 am to 6:00 pm in UTC correspond to 10:00 am to 7:00 pm in CET.For most of the year, working hours of 09:00 to 18:00 in UTC correspond to 11:00 to 20:00 in CEST. At other times of the year, working hours of 09:00 to 18:00 in UTC correspond to 10:00 to 19:00 in CET.
UTC to EST
For most of the year, UTC is 4 hours ahead of EDT. From Nov 1, 2026 to Mar 14, 2027, UTC is 5 hours ahead of EST.
For most of the year, working hours of 9:00 am to 6:00 pm in UTC correspond to 5:00 am to 2:00 pm in EDT. At other times of the year, working hours of 9:00 am to 6:00 pm in UTC correspond to 4:00 am to 1:00 pm in EST.For most of the year, working hours of 09:00 to 18:00 in UTC correspond to 05:00 to 14:00 in EDT. At other times of the year, working hours of 09:00 to 18:00 in UTC correspond to 04:00 to 13:00 in EST.
UTC to CST
For most of the year, UTC is 5 hours ahead of CDT. From Nov 1, 2026 to Mar 14, 2027, UTC is 6 hours ahead of CST.
For most of the year, working hours of 9:00 am to 6:00 pm in UTC correspond to 4:00 am to 1:00 pm in CDT. At other times of the year, working hours of 9:00 am to 6:00 pm in UTC correspond to 3:00 am to 12:00 pm in CST.For most of the year, working hours of 09:00 to 18:00 in UTC correspond to 04:00 to 13:00 in CDT. At other times of the year, working hours of 09:00 to 18:00 in UTC correspond to 03:00 to 12:00 in CST.
UTC to PDT
For most of the year, UTC is 7 hours ahead of PDT. From Nov 1, 2026 to Mar 14, 2027, UTC is 8 hours ahead of PST.
For most of the year, working hours of 9:00 am to 6:00 pm in UTC correspond to 2:00 am to 11:00 am in PDT. At other times of the year, working hours of 9:00 am to 6:00 pm in UTC correspond to 1:00 am to 10:00 am in PST.For most of the year, working hours of 09:00 to 18:00 in UTC correspond to 02:00 to 11:00 in PDT. At other times of the year, working hours of 09:00 to 18:00 in UTC correspond to 01:00 to 10:00 in PST.
Compare UTC time with AEST, WIB, GST, CEST, EST, CST, and PDT time, including current local time, UTC offsets, time difference, daylight saving changes, working hours, and shareable meeting times.
Time Difference
Coordinated Universal Time is 10 hours behind Australian Eastern Standard Time. Coordinated Universal Time is 7 hours behind Western Indonesian Time. Coordinated Universal Time is 4 hours behind Gulf Standard Time. Coordinated Universal Time is 1 hour behind Central European Time. Coordinated Universal Time is 4 hours ahead of Eastern Daylight Time. Coordinated Universal Time is 5 hours ahead of Central Daylight Time. Coordinated Universal Time is 7 hours ahead of Pacific Daylight Time.
12:30 pm12:30 in UTC is 10:30 pm22:30 in AEST and is 7:30 pm19:30 in WIB and is 4:30 pm16:30 in GST and is 1:30 pm13:30 in CET and is 8:30 am08:30 in EDT and is 7:30 am07:30 in CDT and is 5:30 am05:30 in PDT
UTC to AEST call time
Best time for a conference call or a meeting is between 8am-9am08:00-09:00 in UTC which corresponds to 6pm-7pm18:00-19:00 in AEST. Their 9am–6pm09:00–18:00 working hours do not overlap; this is a suggested compromise.
UTC to WIB call time
Best time for a conference call or a meeting is between 9am-11am09:00-11:00 in UTC which corresponds to 4pm-6pm16:00-18:00 in WIB
UTC to GST call time
Best time for a conference call or a meeting is between 9am-2pm09:00-14:00 in UTC which corresponds to 1pm-6pm13:00-18:00 in GST
UTC to CET call time
Best time for a conference call or a meeting is between 9am-5pm09:00-17:00 in UTC which corresponds to 10am-6pm10:00-18:00 in CET
UTC to EDT call time
Best time for a conference call or a meeting is between 1pm-6pm13:00-18:00 in UTC which corresponds to 9am-2pm09:00-14:00 in EDT
UTC to CDT call time
Best time for a conference call or a meeting is between 2pm-6pm14:00-18:00 in UTC which corresponds to 9am-1pm09:00-13:00 in CDT
UTC to PDT call time
Best time for a conference call or a meeting is between 4pm-6pm16:00-18:00 in UTC which corresponds to 9am-11am09:00-11:00 in PDT
12:30 pm12:30 Coordinated Universal Time (UTC). Offset UTC 0:00 hours
10:30 pm22:30 Australian Eastern Standard Time (AEST). Offset UTC +10:00 hours
7:30 pm19:30 Western Indonesian Time (WIB). Offset UTC +7:00 hours
4:30 pm16:30 Gulf Standard Time (GST). Offset UTC +4:00 hours
1:30 pm13:30 Central European Time (CET). Offset UTC +1:00 hour
8:30 am08:30 Eastern Daylight Time (EDT). Offset UTC -4:00 hours
7:30 am07:30 Central Daylight Time (CDT). Offset UTC -5:00 hours
5:30 am05:30 Pacific Daylight Time (PDT). Offset UTC -7:00 hours
12:30 pm12:30 UTC / 10:30 pm22:30 AEST / 7:30 pm19:30 WIB / 4:30 pm16:30 GST / 1:30 pm13:30 CET / 8:30 am08:30 EDT / 7:30 am07:30 CDT / 5:30 am05:30 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.
| UTC | AEST | WIB | GST | CET | EDT | CDT | PDT |
|---|---|---|---|---|---|---|---|
| 10:00am | 7:00am | 4:00am | 2:00am CEST UTC+2 | 8:00pm previous day | 7:00pm previous day | 5:00pm previous day | |
| 11:00am | 8:00am | 5:00am | 2:00am | 9:00pm previous day | 8:00pm previous day | 6:00pm previous day | |
| 12:00pm | 9:00am | 6:00am | 3:00am | 10:00pm previous day | 9:00pm previous day | 7:00pm previous day | |
| 1:00pm | 10:00am | 7:00am | 4:00am | 11:00pm previous day | 10:00pm previous day | 8:00pm previous day | |
| 2:00pm | 11:00am | 8:00am | 5:00am | 12:00am | 11:00pm previous day | 9:00pm previous day | |
| 3:00pm | 12:00pm | 9:00am | 6:00am | 1:00am | 12:00am | 10:00pm previous day | |
| 4:00pm | 1:00pm | 10:00am | 7:00am | 2:00am | 1:00am | 11:00pm previous day | |
| 5:00pm | 2:00pm | 11:00am | 8:00am | 3:00am | 2:00am | 12:00am | |
| 6:00pm | 3:00pm | 12:00pm | 9:00am | 4:00am | 3:00am | 1:00am | |
| 7:00pm | 4:00pm | 1:00pm | 10:00am | 5:00am | 4:00am | 2:00am | |
| 8:00pm | 5:00pm | 2:00pm | 11:00am | 6:00am | 5:00am | 3:00am | |
| 9:00pm | 6:00pm | 3:00pm | 12:00pm | 7:00am | 6:00am | 4:00am | |
| 10:00pm | 7:00pm | 4:00pm | 1:00pm | 8:00am | 7:00am | 5:00am | |
| 11:00pm | 8:00pm | 5:00pm | 2:00pm | 9:00am | 8:00am | 6:00am | |
| 12:00am next day | 9:00pm | 6:00pm | 3:00pm | 10:00am | 9:00am | 7:00am | |
| 1:00am next day | 10:00pm | 7:00pm | 4:00pm | 11:00am | 10:00am | 8:00am | |
| 2:00am next day | 11:00pm | 8:00pm | 5:00pm | 12:00pm | 11:00am | 9:00am | |
| 3:00am next day | 12:00am next day | 9:00pm | 6:00pm | 1:00pm | 12:00pm | 10:00am | |
| 4:00am next day | 1:00am next day | 10:00pm | 7:00pm | 2:00pm | 1:00pm | 11:00am | |
| 5:00am next day | 2:00am next day | 11:00pm | 8:00pm | 3:00pm | 2:00pm | 12:00pm | |
| 6:00am next day | 3:00am next day | 12:00am next day | 9:00pm | 4:00pm | 3:00pm | 1:00pm | |
| 7:00am next day | 4:00am next day | 1:00am next day | 10:00pm | 5:00pm | 4:00pm | 2:00pm | |
| 8:00am next day | 5:00am next day | 2:00am next day | 11:00pm | 6:00pm | 5:00pm | 3:00pm | |
| 9:00am next day | 6:00am next day | 3:00am next day | 12:00am next day | 7:00pm | 6:00pm | 4:00pm | |
| 10:00 | 07:00 | 04:00 | 02:00 CEST UTC+2 | 20:00 previous day | 19:00 previous day | 17:00 previous day | |
| 11:00 | 08:00 | 05:00 | 02:00 | 21:00 previous day | 20:00 previous day | 18:00 previous day | |
| 12:00 | 09:00 | 06:00 | 03:00 | 22:00 previous day | 21:00 previous day | 19:00 previous day | |
| 13:00 | 10:00 | 07:00 | 04:00 | 23:00 previous day | 22:00 previous day | 20:00 previous day | |
| 14:00 | 11:00 | 08:00 | 05:00 | 00:00 | 23:00 previous day | 21:00 previous day | |
| 15:00 | 12:00 | 09:00 | 06:00 | 01:00 | 00:00 | 22:00 previous day | |
| 16:00 | 13:00 | 10:00 | 07:00 | 02:00 | 01:00 | 23:00 previous day | |
| 17:00 | 14:00 | 11:00 | 08:00 | 03:00 | 02:00 | 00:00 | |
| 18:00 | 15:00 | 12:00 | 09:00 | 04:00 | 03:00 | 01:00 | |
| 19:00 | 16:00 | 13:00 | 10:00 | 05:00 | 04:00 | 02:00 | |
| 20:00 | 17:00 | 14:00 | 11:00 | 06:00 | 05:00 | 03:00 | |
| 21:00 | 18:00 | 15:00 | 12:00 | 07:00 | 06:00 | 04:00 | |
| 22:00 | 19:00 | 16:00 | 13:00 | 08:00 | 07:00 | 05:00 | |
| 23:00 | 20:00 | 17:00 | 14:00 | 09:00 | 08:00 | 06:00 | |
| 00:00 next day | 21:00 | 18:00 | 15:00 | 10:00 | 09:00 | 07:00 | |
| 01:00 next day | 22:00 | 19:00 | 16:00 | 11:00 | 10:00 | 08:00 | |
| 02:00 next day | 23:00 | 20:00 | 17:00 | 12:00 | 11:00 | 09:00 | |
| 03:00 next day | 00:00 next day | 21:00 | 18:00 | 13:00 | 12:00 | 10:00 | |
| 04:00 next day | 01:00 next day | 22:00 | 19:00 | 14:00 | 13:00 | 11:00 | |
| 05:00 next day | 02:00 next day | 23:00 | 20:00 | 15:00 | 14:00 | 12:00 | |
| 06:00 next day | 03:00 next day | 00:00 next day | 21:00 | 16:00 | 15:00 | 13:00 | |
| 07:00 next day | 04:00 next day | 01:00 next day | 22:00 | 17:00 | 16:00 | 14:00 | |
| 08:00 next day | 05:00 next day | 02:00 next day | 23:00 | 18:00 | 17:00 | 15:00 | |
| 09:00 next day | 06:00 next day | 03:00 next day | 00:00 next day | 19:00 | 18:00 | 16:00 |
Coordinated Universal Time
Offset: UTC is the same as Greenwich Mean Time (GMT).
Countries using this time zone: Antarctica, Burkina Faso, Faroe Islands, Gambia, Ghana, Greenland, Guernsey, Guinea, Guinea-Bissau, Iceland, Ireland, Isle of Man, Ivory Coast, Jersey, Liberia, Mali, Mauritania, Morocco, Portugal, Saint Helena, São Tomé and Príncipe, Senegal, Sierra Leone, Spain, Togo, United Kingdom, Western Sahara
Principal Cities: The largest city in the UTC 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.
Coordinated Universal Time (UTC) is the world time standard that regulates clocks and time. It is the successor to Greenwich Mean Time (GMT). For casual use, UTC is the same as GMT, but UTC is the standard the scientific community uses.
UTC has been the time standard commonly used across the world since 1972. It is used in many technical fields, such as aviation and meteorology, and to synchronize time across internet networks.
Today some of the lighter areas are on UTC−1.
UTC 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 UTC
- Z - short form of 'Zulu'
- Etc/UCT
- Etc/UTC
- Etc/Universal
- Etc/Zulu
- UCT
- UTC
- Universal
- Zulu
- 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
Australian Eastern Standard Time
Offset: AEST is 10 hours ahead of Greenwich Mean Time (GMT).
Countries using this time zone: Australia
Principal Cities: The largest city in the AEST time zone is Sydney in Australia, with about 5.639 million people. Other major cities in this time zone include Melbourne, Brisbane, Gold Coast, Newcastle.
Today the lighter areas are on UTC+11 (AEDT).
Daylight Saving: This is a standard time zone. During summer, some places set clocks forward one hour for daylight saving time and observe Australian Eastern Daylight Time (AEDT).
End: Australian Eastern Standard Time (AEST) ended on Sunday, October 4, 2026 at 2:00 am02:00 local time and clocks were set one hour forward to Sunday, October 4, 2026, 3:00 am03:00 local daylight time instead. Standard time ends annually on the first Sunday of October.
Start: Australian Eastern Standard Time (AEST) starts on Sunday, April 4, 2027 at 3:00 am03:00 local time and clocks are set one hour back to Sunday, April 4, 2027, 2:00 am02:00. Standard time starts annually on the first Sunday of April.
See Australia daylight saving time and upcoming clock changes worldwide.
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 an offset of ten hours 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
Western Indonesian Time
Offset: WIB is 7 hours ahead of Greenwich Mean Time (GMT).
Countries using this time zone: Indonesia
Principal Cities: The largest city in the WIB time zone is Jakarta in Indonesia, with about 8.54 million people. Other major cities in this time zone include Surabaya, Bekasi, Bandung, Medan.
Daylight Saving: Clocks in Western Indonesian Time (WIB) do not change for daylight saving time, so WIB stays the same throughout the year. Other time zones may set clocks forward in summer and back in winter; see upcoming clock changes worldwide.
WIB representations, usage and related time zones
- +07 - basic short
- +0700 - basic
- +07:00 - extended
- +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 east of the zero meridian.
- Golf - Military abbreviation for WIB
- G - short form of 'Golf'
- Asia/Jakarta
- Asia/Pontianak
- CXT - Christmas Island Time
- DAVT - Davis Time
- G - Golf Time Zone
- HOVT - Hovd Time
- ICT - Indochina Time
- KRAT - Krasnoyarsk Time
- NOVST - Novosibirsk Summer Time
- NOVT - Novosibirsk Time
- OMSST - Omsk Summer Time
- WIB - Western Indonesian Time
Gulf Standard Time
Offset: GST is 4 hours ahead of Greenwich Mean Time (GMT).
Countries using this time zone: Oman, United Arab Emirates
Principal Cities: The largest city in the GST time zone is Dubai in the United Arab Emirates, with about 3.79 million people. Other major cities in this time zone include Abu Dhabi, Sharjah, Al Ain City, Muscat.
Daylight Saving: Clocks in Gulf Standard Time (GST) do not change for daylight saving time, so GST stays the same throughout the year. Other time zones may set clocks forward in summer and back in winter; see upcoming clock changes worldwide.
GST representations, usage and related time zones
- +04 - basic short
- +0400 - basic
- +04:00 - extended
- +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 east of the zero meridian.
- Delta - Military abbreviation for GST
- D - short form of 'Delta'
- KUYT - Kuybyshev Time
- MSD - Moscow Daylight Time
- SAMT - Samara Time
- AMT - Armenia Time
- AZT - Azerbaijan Time
- D - Delta Time Zone
- GET - Georgia Standard Time
- GST - Gulf Standard Time
- MUT - Mauritius Time
- RET - Reunion Time
- SCT - Seychelles Time
Central European Summer Time
Offset: CEST is 2 hours ahead of Greenwich Mean Time (GMT).
Countries using this time zone: Albania, 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, Vatican City
Principal Cities: The largest city in the CEST time zone is Berlin in Germany, with about 3.426 million people. Other major cities in this time zone include Madrid, Rome, Paris, Hamburg.
German: MESZ - Mitteleuropäische Sommerzeit
Today the shaded areas are on UTC+1 (CET).
Daylight Saving: Central European Summer Time (CEST) is a daylight saving/summer time zone, but some places set clocks back one hour during winter and observe Central European Time (CET).
End: Central European Summer Time (CEST) ended on Sunday, October 25, 2026 at 3:00 am03:00 local time and clocks were set one hour back to Sunday, October 25, 2026, 2:00 am02:00 local standard time instead. Daylight saving ends annually on the last Sunday of October.
Start: Central European Summer Time (CEST) starts on Sunday, March 28, 2027 at 2:00 am02:00 local time and clocks are set one hour forward to Sunday, March 28, 2027, 3:00 am03:00. Daylight saving starts annually on the last Sunday of March.
CEST representations, usage and related time zones
- +02 - basic short
- +0200 - basic
- +02:00 - extended
- +0200 - sign character (+) followed by a four digit time providing hours (02) and minutes (00) of the offset. Indicates an offset of two hours to the east of the zero meridian.
- Bravo - Military abbreviation for CEST
- B - short form of 'Bravo'
- Africa/Ceuta
- 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
- 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
Eastern Standard Time
Offset: EST is 5 hours behind Greenwich Mean Time (GMT).
Countries using this time zone: Bahamas, Canada, Cayman Islands, Haiti, Jamaica, Mexico, Panama, Turks and Caicos Islands, 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
Today the lighter areas are on UTC−4 (EDT).
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).
End: Eastern Standard Time (EST) ended on Sunday, March 8, 2026 at 2:00 am02:00 local time and clocks were set one hour forward to Sunday, March 8, 2026, 3:00 am03:00 local daylight time instead. Standard time ends annually on the second Sunday of March.
Start: Eastern Standard Time (EST) starts on Sunday, November 1, 2026 at 2:00 am02:00 local time and clocks are set one hour back to Sunday, November 1, 2026, 1:00 am01:00. Standard time starts annually on the first Sunday of November.
See USA daylight saving time and upcoming clock changes worldwide.
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
Central Standard Time
Offset: CST is 6 hours behind Greenwich Mean Time (GMT).
Countries using this time zone: Belize, Canada, Costa Rica, El Salvador, Guatemala, Honduras, Mexico, Nicaragua, United States
Principal Cities: The largest city in the CST time zone is Mexico City in Mexico, with about 12.294 million people. Other major cities in this time zone include Chicago, Houston, Puebla, Santiago de Querétaro.
French: HNC - Heure Normale du Centre
Spanish: CT - Tiempo Central Estándar, CT - Zona Centro
Today the lighter areas are on UTC−5 (Central Daylight Time).
Daylight Saving: This is a standard time zone. During summer, some places set clocks forward one hour for daylight saving time and observe Central Daylight Time (CDT).
End: Central Standard Time (CST) ended on Sunday, March 8, 2026 at 2:00 am02:00 local time and clocks were set one hour forward to Sunday, March 8, 2026, 3:00 am03:00 local daylight time instead. Standard time ends annually on the second Sunday of March.
Start: Central Standard Time (CST) starts on Sunday, November 1, 2026 at 2:00 am02:00 local time and clocks are set one hour back to Sunday, November 1, 2026, 1:00 am01:00. Standard time starts annually on the first Sunday of November.
See USA daylight saving time and upcoming clock changes worldwide.
CST 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 CST
- S - short form of 'Sierra'
- America/Bahia_Banderas
- America/Belize
- America/Chicago
- America/Chihuahua
- America/Costa_Rica
- America/El_Salvador
- America/Guatemala
- America/Indiana/Knox
- America/Indiana/Tell_City
- America/Knox_IN
- America/Managua
- America/Matamoros
- America/Menominee
- America/Merida
- America/Mexico_City
- America/Monterrey
- America/North_Dakota/Beulah
- America/North_Dakota/Center
- America/North_Dakota/New_Salem
- America/Ojinaga
- America/Rainy_River
- America/Rankin_Inlet
- America/Regina
- America/Resolute
- America/Swift_Current
- America/Tegucigalpa
- America/Winnipeg
- CST6CDT
- Canada/Central
- Canada/Saskatchewan
- Mexico/General
- US/Central
- US/Indiana-Starke
- Central Standard Time - UTC -6
- China Standard Time - UTC +8
- Cuba Standard Time - UTC -5
- 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
Today all shaded areas are on PDT.
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).
Start: Pacific Daylight Time (PDT) started on Sunday, March 8, 2026 at 2:00 am02:00 local time and clocks were set one hour forward to Sunday, March 8, 2026, 3:00 am03:00. Daylight saving starts annually on the second Sunday of March.
End: Pacific Daylight Time (PDT) ends on Sunday, November 1, 2026 at 2:00 am02:00 local time and clocks are set one hour back to Sunday, November 1, 2026, 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
- -07 - basic short
- -0700 - basic
- -07:00 - extended
- -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.
- Tango - Military abbreviation for PDT
- T - short form of 'Tango'
- America/Ensenada
- America/Los_Angeles
- America/Santa_Isabel
- America/Tijuana
- America/Vancouver
- Canada/Pacific
- Mexico/BajaNorte
- PST8PDT
- US/Pacific
- MST - Mountain Standard Time
- PDT - Pacific Daylight Time
- YST - Yukon Standard Time
- T - Tango Time Zone