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Greenwich Mean Time – GMT Time Zone / Coordinated Universal Time (Standard Time)

Also known as: UTC – Coordinated Universal Time, GT – Greenwich Time

Time zone map of GMT
Currently observing GMT.
Areas with same time currently (UTC +0).
Currently observing GMT – Greenwich Mean Time.
Currently has same time zone offset as GMT (UTC +0) but different time zone name.

Greenwich Mean Time (GMT) has no offset from Coordinated Universal Time (UTC). This time zone is in use during standard time in: Europe, Africa, North America, Antarctica.

See full time zone map

Where and When is GMT Observed?


European countries/territories using GMT all year:

European countries/territories using GMT in the winter and IST or BST in the summer:


North America

Areas of Greenland using GMT all year:


Locations in Antarctica using GMT in the summer and CEST in the winter:

Other Time Zones in UTC +0

Some time zones exist that have the same offset as GMT, but can be found under a different name: