GMT to AZOST Converter
AZOST is not used on this date.
This converter uses AZOT (UTC−1), as in Azores.
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
12:00 pm12:00 GMT (UTC+0), Nov 12, 2026 = 11:00 am11:00 AZOT (UTC-1), Nov 12, 2026
GMT is 1 hour ahead of AZOT.
GMT and AZOST examples
These examples always use GMT (UTC+0) and AZOST (UTC+0). They stay the same when you change the date or time above. The selected conversion may differ when daylight saving time applies.
GMT and AZOST have the same local time.
How the time difference changes
For most of the year, GMT and AZOST have the same time. From Oct 25, 2026 to Mar 28, 2027, and from Oct 31, 2027 to Mar 26, 2028, GMT is 1 hour ahead of AZOT.
For most of the year, working hours of 9:00 am to 6:00 pm in GMT correspond to 9:00 am to 6:00 pm in AZOST. At other times of the year, working hours of 9:00 am to 6:00 pm in GMT correspond to 8:00 am to 5:00 pm in AZOT.For most of the year, working hours of 09:00 to 18:00 in GMT correspond to 09:00 to 18:00 in AZOST. At other times of the year, working hours of 09:00 to 18:00 in GMT correspond to 08:00 to 17:00 in AZOT.
Compare GMT time with AZOST time, including current local time, UTC offsets, time difference, daylight saving changes, working hours, and shareable meeting times.
Time Difference
Greenwich Mean Time is 1 hour ahead of Azores Time.
12:00 pm12:00 in GMT is 11:00 am11:00 in AZOT
GMT to AZOT call time
Best time for a conference call or a meeting is between 10am-6pm10:00-18:00 in GMT which corresponds to 9am-5pm09:00-17:00 in AZOT.
12:00 pm12:00 Greenwich Mean Time (GMT). Offset UTC 0:00 hours
11:00 am11:00 Azores Time (AZOT). Offset UTC -1:00 hours
12:00 pm12:00 GMT / 11:00 am11:00 AZOT
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.
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Greenwich Mean Time
Offset: GMT is the same as Greenwich Mean Time (GMT).
Countries using this time zone: Antarctica, Burkina Faso, Gambia, Ghana, Greenland, Guernsey, Guinea, Guinea-Bissau, Iceland, Ireland, Isle of Man, Ivory Coast, Jersey, Liberia, Mali, Mauritania, Morocco, Saint Helena, São Tomé and Príncipe, Senegal, Sierra Leone, Togo, United Kingdom, Western Sahara
Principal Cities: The largest city in the GMT 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.
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 the two are the same. In the military, GMT is known as Zulu time. Greenwich Mean Time was the same as Universal Time (UT), a standard astronomical concept used in many technical fields, until the introduction of UTC in 1972.
Today all shaded areas are on GMT.
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 the zero UTC/GMT offset.
- 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
- 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
Azores Summer Time
Offset: AZOST is the same as Greenwich Mean Time (GMT).
Countries using this time zone: Portugal
Principal Cities: The largest city in the AZOST time zone is Ponta Delgada in Portugal, with about 20,056 people. Other major cities in this time zone include Lagoa, Angra do Heroísmo, Rabo de Peixe, Horta.
Today the shaded areas are on UTC−1.
Daylight Saving: Azores Summer Time (AZOST) is a daylight saving/summer time zone, but some places set clocks back one hour during winter and observe Azores Time (AZOT).
End: Azores Summer Time (AZOST) ended on Sunday, October 25, 2026 at 1:00 am01:00 local time and clocks were set one hour back to Sunday, October 25, 2026, 12:00 am00:00 local standard time instead. Daylight saving ends annually on the last Sunday of October.
Start: Azores Summer Time (AZOST) starts on Sunday, March 28, 2027 at 12:00 am00:00 local time and clocks are set one hour forward to Sunday, March 28, 2027, 1:00 am01:00. Daylight saving starts annually on the last Sunday of March.
See Portugal daylight saving time and upcoming clock changes worldwide.
AZOST 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 AZOST
- Z - short form of '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