EST to AST to AEST to CST to CET to COT to IST Time Converter
Eastern Australia is on daylight saving time: AEDT (UTC+11) until Sun, Apr 4, 2027.
Queensland stays on AEST (UTC+10).
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Quick answers
Selected conversion
7:00 am07:00 EST (UTC-5), Nov 15, 2026 = 8:00 am08:00 AST (UTC-4), Nov 15, 2026 = 10:00 pm22:00 AEST (UTC+10), Nov 15, 2026 = 6:00 am06:00 CST (UTC-6), Nov 15, 2026 = 1:00 pm13:00 CET (UTC+1), Nov 15, 2026 = 7:00 am07:00 COT (UTC-5), Nov 15, 2026 = 5:30 pm17:30 IST (UTC+5:30), Nov 15, 2026
EST is 1 hour behind AST. EST is 15 hours behind AEST. EST is 1 hour ahead of CST. EST is 6 hours behind CET. EST and COT have the same local time. EST is 10 hours and 30 minutes behind IST.
How the time difference changes
EST to AST
For most of the year, EDT is 1 hour behind ADT. From Nov 1, 2026 to Mar 14, 2027, and from Nov 7, 2027 to Mar 12, 2028, EST is 1 hour behind AST. Briefly around clock changes, EDT and AST have the same time or EST is 2 hours behind ADT.
For most of the year, working hours of 9:00 am to 6:00 pm in EDT correspond to 10:00 am to 7:00 pm in ADT. At other times of the year, working hours of 9:00 am to 6:00 pm in EST correspond to 10:00 am to 7:00 pm in AST.For most of the year, working hours of 09:00 to 18:00 in EDT correspond to 10:00 to 19:00 in ADT. At other times of the year, working hours of 09:00 to 18:00 in EST correspond to 10:00 to 19:00 in AST.
EST to AEST
For most of the year, EDT is 14 hours behind AEST. From Nov 1, 2026 to Mar 14, 2027, and from Nov 7, 2027 to Mar 12, 2028, EST is 15 hours behind AEST.
For most of the year, working hours of 9:00 am to 6:00 pm in EDT correspond to 11:00 pm to 8:00 am (next day) in AEST. At other times of the year, working hours of 9:00 am to 6:00 pm in EST correspond to 12:00 am (next day) to 9:00 am (next day) in AEST.For most of the year, working hours of 09:00 to 18:00 in EDT correspond to 23:00 to 08:00 (next day) in AEST. At other times of the year, working hours of 09:00 to 18:00 in EST correspond to 00:00 (next day) to 09:00 (next day) in AEST.
EST to CST
For most of the year, EDT is 1 hour ahead of CDT. From Nov 1, 2026 to Mar 14, 2027, and from Nov 7, 2027 to Mar 12, 2028, EST is 1 hour ahead of CST. Briefly around clock changes, EDT is 2 hours ahead of CST or EST and CDT have the same time.
For most of the year, working hours of 9:00 am to 6:00 pm in EDT correspond to 8:00 am to 5:00 pm in CDT. At other times of the year, working hours of 9:00 am to 6:00 pm in EST correspond to 8:00 am to 5:00 pm in CST.For most of the year, working hours of 09:00 to 18:00 in EDT correspond to 08:00 to 17:00 in CDT. At other times of the year, working hours of 09:00 to 18:00 in EST correspond to 08:00 to 17:00 in CST.
EST to CET
For most of the year, EDT is 6 hours behind CEST. From Nov 1, 2026 to Mar 14, 2027, and from Nov 7, 2027 to Mar 12, 2028, EST is 6 hours behind CET. From Mar 14 to Mar 28, 2027, and from Oct 31 to Nov 7, 2027, EDT is 5 hours behind CET.
For most of the year, working hours of 9:00 am to 6:00 pm in EDT correspond to 3:00 pm to 12:00 am (next day) in CEST. At other times of the year, working hours of 9:00 am to 6:00 pm in EST correspond to 3:00 pm to 12:00 am (next day) in CET or working hours of 9:00 am to 6:00 pm in EDT correspond to 2:00 pm to 11:00 pm in CET.For most of the year, working hours of 09:00 to 18:00 in EDT correspond to 15:00 to 00:00 (next day) in CEST. At other times of the year, working hours of 09:00 to 18:00 in EST correspond to 15:00 to 00:00 (next day) in CET or working hours of 09:00 to 18:00 in EDT correspond to 14:00 to 23:00 in CET.
EST to COT
For most of the year, EDT is 1 hour ahead of COT. From Nov 1, 2026 to Mar 14, 2027, and from Nov 7, 2027 to Mar 12, 2028, EST and COT have the same time.
For most of the year, working hours of 9:00 am to 6:00 pm in EDT correspond to 8:00 am to 5:00 pm in COT. At other times of the year, working hours of 9:00 am to 6:00 pm in EST correspond to 9:00 am to 6:00 pm in COT.For most of the year, working hours of 09:00 to 18:00 in EDT correspond to 08:00 to 17:00 in COT. At other times of the year, working hours of 09:00 to 18:00 in EST correspond to 09:00 to 18:00 in COT.
EST to IST
For most of the year, EDT is 9 hours and 30 minutes behind IST. From Nov 1, 2026 to Mar 14, 2027, and from Nov 7, 2027 to Mar 12, 2028, EST is 10 hours and 30 minutes behind IST.
For most of the year, working hours of 9:00 am to 6:00 pm in EDT correspond to 6:30 pm to 3:30 am (next day) in IST. At other times of the year, working hours of 9:00 am to 6:00 pm in EST correspond to 7:30 pm to 4:30 am (next day) in IST.For most of the year, working hours of 09:00 to 18:00 in EDT correspond to 18:30 to 03:30 (next day) in IST. At other times of the year, working hours of 09:00 to 18:00 in EST correspond to 19:30 to 04:30 (next day) in IST.
Compare EST time with AST, AEST, CST, CET, COT, and IST time, including current local time, UTC offsets, time difference, daylight saving changes, working hours, and shareable meeting times.
Time Difference
Eastern Standard Time is 1 hour behind Atlantic Standard Time. Eastern Standard Time is 15 hours behind Australian Eastern Standard Time. Eastern Standard Time is 1 hour ahead of Central Standard Time. Eastern Standard Time is 6 hours behind Central European Time. Eastern Standard Time and Colombia Time have the same local time. Eastern Standard Time is 10 hours and 30 minutes behind India Standard Time.
7:00 am07:00 in EST is 8:00 am08:00 in AST and is 10:00 pm22:00 in AEST and is 6:00 am06:00 in CST and is 1:00 pm13:00 in CET and is 7:00 am07:00 in COT and is 5:30 pm17:30 in IST
EST to AST call time
Best time for a conference call or a meeting is between 9am-5pm09:00-17:00 in EST which corresponds to 10am-6pm10:00-18:00 in AST.
EST to AEST call time
Best time for a conference call or a meeting is between 5:30pm-6:30pm17:30-18:30 in EST which corresponds to 8:30am-9:30am08:30-09:30 in AEST (next day). Their 9am–6pm09:00–18:00 working hours do not overlap; this is a suggested compromise.
EST to CST call time
Best time for a conference call or a meeting is between 10am-6pm10:00-18:00 in EST which corresponds to 9am-5pm09:00-17:00 in CST.
EST to CET call time
Best time for a conference call or a meeting is between 9am-12pm09:00-12:00 in EST which corresponds to 3pm-6pm15:00-18:00 in CET.
EST to COT call time
Best time for a conference call or a meeting is between 9am-6pm09:00-18:00 in EST which corresponds to 9am-6pm09:00-18:00 in COT.
EST to IST call time
Best time for a conference call or a meeting is between 8am-9am08:00-09:00 in EST which corresponds to 6:30pm-7:30pm18:30-19:30 in IST. Their 9am–6pm09:00–18:00 working hours do not overlap; this is a suggested compromise.
7:00 am07:00 Eastern Standard Time (EST). Offset UTC -5:00 hours
8:00 am08:00 Atlantic Standard Time (AST). Offset UTC -4:00 hours
10:00 pm22:00 Australian Eastern Standard Time (AEST). Offset UTC +10:00 hours
6:00 am06:00 Central Standard Time (CST). Offset UTC -6:00 hours
1:00 pm13:00 Central European Time (CET). Offset UTC +1:00 hour
7:00 am07:00 Colombia Time (COT). Offset UTC -5:00 hours
5:30 pm17:30 India Standard Time (IST). Offset UTC +5:30 hours
7:00 am07:00 EST / 8:00 am08:00 AST / 10:00 pm22:00 AEST / 6:00 am06:00 CST / 1:00 pm13:00 CET / 7:00 am07:00 COT / 5:30 pm17:30 IST
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.
| EST | AST | AEST | CST | CET | COT | IST |
|---|---|---|---|---|---|---|
| 1:00am | 3:00pm | 11:00pm previous day | 6:00am | 12:00am | 10:30am | |
| 2:00am | 4:00pm | 12:00am | 7:00am | 1:00am | 11:30am | |
| 3:00am | 5:00pm | 1:00am | 8:00am | 2:00am | 12:30pm | |
| 4:00am | 6:00pm | 2:00am | 9:00am | 3:00am | 1:30pm | |
| 5:00am | 7:00pm | 3:00am | 10:00am | 4:00am | 2:30pm | |
| 6:00am | 8:00pm | 4:00am | 11:00am | 5:00am | 3:30pm | |
| 7:00am | 9:00pm | 5:00am | 12:00pm | 6:00am | 4:30pm | |
| 8:00am | 10:00pm | 6:00am | 1:00pm | 7:00am | 5:30pm | |
| 9:00am | 11:00pm | 7:00am | 2:00pm | 8:00am | 6:30pm | |
| 10:00am | 12:00am next day | 8:00am | 3:00pm | 9:00am | 7:30pm | |
| 11:00am | 1:00am next day | 9:00am | 4:00pm | 10:00am | 8:30pm | |
| 12:00pm | 2:00am next day | 10:00am | 5:00pm | 11:00am | 9:30pm | |
| 1:00pm | 3:00am next day | 11:00am | 6:00pm | 12:00pm | 10:30pm | |
| 2:00pm | 4:00am next day | 12:00pm | 7:00pm | 1:00pm | 11:30pm | |
| 3:00pm | 5:00am next day | 1:00pm | 8:00pm | 2:00pm | 12:30am next day | |
| 4:00pm | 6:00am next day | 2:00pm | 9:00pm | 3:00pm | 1:30am next day | |
| 5:00pm | 7:00am next day | 3:00pm | 10:00pm | 4:00pm | 2:30am next day | |
| 6:00pm | 8:00am next day | 4:00pm | 11:00pm | 5:00pm | 3:30am next day | |
| 7:00pm | 9:00am next day | 5:00pm | 12:00am next day | 6:00pm | 4:30am next day | |
| 8:00pm | 10:00am next day | 6:00pm | 1:00am next day | 7:00pm | 5:30am next day | |
| 9:00pm | 11:00am next day | 7:00pm | 2:00am next day | 8:00pm | 6:30am next day | |
| 10:00pm | 12:00pm next day | 8:00pm | 3:00am next day | 9:00pm | 7:30am next day | |
| 11:00pm | 1:00pm next day | 9:00pm | 4:00am next day | 10:00pm | 8:30am next day | |
| 12:00am next day | 2:00pm next day | 10:00pm | 5:00am next day | 11:00pm | 9:30am next day | |
| 01:00 | 15:00 | 23:00 previous day | 06:00 | 00:00 | 10:30 | |
| 02:00 | 16:00 | 00:00 | 07:00 | 01:00 | 11:30 | |
| 03:00 | 17:00 | 01:00 | 08:00 | 02:00 | 12:30 | |
| 04:00 | 18:00 | 02:00 | 09:00 | 03:00 | 13:30 | |
| 05:00 | 19:00 | 03:00 | 10:00 | 04:00 | 14:30 | |
| 06:00 | 20:00 | 04:00 | 11:00 | 05:00 | 15:30 | |
| 07:00 | 21:00 | 05:00 | 12:00 | 06:00 | 16:30 | |
| 08:00 | 22:00 | 06:00 | 13:00 | 07:00 | 17:30 | |
| 09:00 | 23:00 | 07:00 | 14:00 | 08:00 | 18:30 | |
| 10:00 | 00:00 next day | 08:00 | 15:00 | 09:00 | 19:30 | |
| 11:00 | 01:00 next day | 09:00 | 16:00 | 10:00 | 20:30 | |
| 12:00 | 02:00 next day | 10:00 | 17:00 | 11:00 | 21:30 | |
| 13:00 | 03:00 next day | 11:00 | 18:00 | 12:00 | 22:30 | |
| 14:00 | 04:00 next day | 12:00 | 19:00 | 13:00 | 23:30 | |
| 15:00 | 05:00 next day | 13:00 | 20:00 | 14:00 | 00:30 next day | |
| 16:00 | 06:00 next day | 14:00 | 21:00 | 15:00 | 01:30 next day | |
| 17:00 | 07:00 next day | 15:00 | 22:00 | 16:00 | 02:30 next day | |
| 18:00 | 08:00 next day | 16:00 | 23:00 | 17:00 | 03:30 next day | |
| 19:00 | 09:00 next day | 17:00 | 00:00 next day | 18:00 | 04:30 next day | |
| 20:00 | 10:00 next day | 18:00 | 01:00 next day | 19:00 | 05:30 next day | |
| 21:00 | 11:00 next day | 19:00 | 02:00 next day | 20:00 | 06:30 next day | |
| 22:00 | 12:00 next day | 20:00 | 03:00 next day | 21:00 | 07:30 next day | |
| 23:00 | 13:00 next day | 21:00 | 04:00 next day | 22:00 | 08:30 next day | |
| 00:00 next day | 14:00 next day | 22:00 | 05:00 next day | 23:00 | 09:30 next day |
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 all shaded areas are on EST.
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, 2026 at 2:00 am02:00 local time and clocks were set one hour back to Sunday, November 1, 2026, 1:00 am01:00. Standard time starts annually on the first Sunday of November.
End: Eastern Standard Time (EST) ends on Sunday, March 14, 2027 at 2:00 am02:00 local time and clocks are set one hour forward to Sunday, March 14, 2027, 3:00 am03:00 local daylight time instead. Standard time ends annually on the second Sunday of March.
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
Atlantic Standard Time
Offset: AST is 4 hours behind Greenwich Mean Time (GMT).
Countries using this time zone: Anguilla, Antigua and Barbuda, Aruba, Barbados, Bermuda, British Virgin Islands, Canada, Caribbean Netherlands, Curaçao, Dominica, Dominican Republic, Greenland, Grenada, Guadeloupe, Martinique, Montserrat, Puerto Rico, Saint Barthélemy, Saint Kitts and Nevis, Saint Lucia, Saint Martin, Saint Vincent and the Grenadines, Sint Maarten, Trinidad and Tobago, US Virgin Islands
Principal Cities: The largest city in the AST time zone is Santo Domingo in the Dominican Republic, with about 2.202 million people. Other major cities in this time zone include Santiago de los Caballeros, Halifax, San Juan, San Pedro de Macorís.
French: HNA - Heure Normale de l'Atlantique
Spanish: AST - Tiempo Estándar del Atlántico
Today all shaded areas are on AST.
Daylight Saving: This is a standard time zone. During summer, some places set clocks forward one hour for daylight saving time and observe Atlantic Daylight Time (ADT).
Start: Atlantic Standard Time (AST) started on Sunday, November 1, 2026 at 2:00 am02:00 local time and clocks were set one hour back to Sunday, November 1, 2026, 1:00 am01:00. Standard time starts annually on the first Sunday of November.
End: Atlantic Standard Time (AST) ends on Sunday, March 14, 2027 at 2:00 am02:00 local time and clocks are set one hour forward to Sunday, March 14, 2027, 3:00 am03:00 local daylight time instead. Standard time ends annually on the second Sunday of March.
See Canada daylight saving time and upcoming clock changes worldwide.
AST 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 west of the zero meridian.
- Quebec - Military abbreviation for AST
- Q - short form of 'Quebec'
- America/Anguilla
- America/Antigua
- America/Aruba
- America/Barbados
- America/Blanc-Sablon
- America/Curacao
- America/Dominica
- America/Glace_Bay
- America/Goose_Bay
- America/Grenada
- America/Guadeloupe
- America/Halifax
- America/Kralendijk
- America/Lower_Princes
- America/Marigot
- America/Martinique
- America/Moncton
- America/Montserrat
- America/Port_of_Spain
- America/Puerto_Rico
- America/Santo_Domingo
- America/St_Barthelemy
- America/St_Kitts
- America/St_Lucia
- America/St_Thomas
- America/St_Vincent
- America/Thule
- America/Tortola
- America/Virgin
- Atlantic/Bermuda
- Canada/Atlantic
- Atlantic Standard Time - UTC -4
- Arabia Standard Time - UTC +3
- AST - Atlantic Standard Time
- EDT - Eastern Daylight Time
- AMT - Amazon Time
- BOT - Bolivia Time
- CDT - Cuba Daylight Time
- CLT - Chile Standard Time
- GYT - Guyana Time
- HLV - Hora Legal de Venezuela
- Q - Quebec Time Zone
- VET - Venezuelan Standard Time
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
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 all shaded areas are on CST.
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).
Start: Central Standard Time (CST) started on Sunday, November 1, 2026 at 2:00 am02:00 local time and clocks were set one hour back to Sunday, November 1, 2026, 1:00 am01:00. Standard time starts annually on the first Sunday of November.
End: Central Standard Time (CST) ends on Sunday, March 14, 2027 at 2:00 am02:00 local time and clocks are set one hour forward to Sunday, March 14, 2027, 3:00 am03:00 local daylight time instead. Standard time ends annually on the second Sunday of March.
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
Central European Time
Offset: CET is 1 hour ahead of Greenwich Mean Time (GMT).
Countries using this time zone: Albania, Algeria, 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, Tunisia, Vatican City
Principal Cities: The largest city in the CET time zone is Berlin in Germany, with about 3.426 million people. Other major cities in this time zone include Madrid, Algiers, Rome, Paris.
German: MEZ - Mitteleuropäische Zeit
Today all shaded areas are on CET.
Daylight Saving: This is a standard time zone. During summer, some places set clocks forward one hour for daylight saving time and observe Central European Summer Time (CEST).
Start: Central European Time (CET) started 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. Standard time starts annually on the last Sunday of October.
End: Central European Time (CET) ends 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 local daylight time instead. Standard time ends annually on the last Sunday of March.
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 an offset of one hour 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
- MET
- 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
Colombia Time
Offset: COT is 5 hours behind Greenwich Mean Time (GMT).
Countries using this time zone: Colombia
Principal Cities: The largest city in the COT time zone is Bogotá in Colombia, with about 7.674 million people. Other major cities in this time zone include Cali, Medellín, Barranquilla, Cartagena.
Daylight Saving: Clocks in Colombia Time (COT) do not change for daylight saving time, so COT stays the same throughout the year. Other time zones may set clocks forward in summer and back in winter; see upcoming clock changes worldwide.
COT 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 COT
- R - short form of 'Romeo'
- 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
India Standard Time
Offset: IST is 5 hours and 30 minutes ahead of Greenwich Mean Time (GMT).
Countries using this time zone: India
Principal Cities: The largest city in the IST time zone is Mumbai in India, with about 12.692 million people. Other major cities in this time zone include Delhi, Bengaluru, Hyderabad, Ahmedabad.
Daylight Saving: Clocks in India Standard Time (IST) do not change for daylight saving time, so IST stays the same throughout the year. Other time zones may set clocks forward in summer and back in winter; see upcoming clock changes worldwide.
Current time in India: India time now
IST representations, usage and related time zones
- +0530 - basic
- +05:30 - extended
- +0530 - sign character (+) followed by a four digit time providing hours (05) and minutes (30) of the offset. Indicates an offset of five hours and thirty minutes to the east of the zero meridian.
- Asia/Calcutta
- Asia/Kolkata
- India Standard Time - UTC +5:30
- Irish Standard Time - UTC +1
- Israel Standard Time - UTC +2