IANA Name: GB
Standard Offset: UTC +00:00
Daylight Saving: Yes
DST Offset: UTC +01:00
DST Abbreviation: BST
Currently Observing DST: Yes ✅
FAQ — GB
Common questions about this page — answers customized for the data shown above.
The current local time in GB is 10:25:41. GB is currently UTC+00:00. Compare with all major time zones.
GB is an IANA (Internet Assigned Numbers Authority) time zone identifier. IANA names use a Region/City format (e.g. Europe/London, America/New_York) and are the global standard used by Unix, Linux, macOS, Java, Python, and most modern software. Browse the full list of IANA time zones.
Yes — GB observes DST. In standard time it is GMT UTC+00:00; during DST it switches to BST UTC+01:00. Exact transition dates follow the local government's DST rules and are baked into the IANA tz database.
GB is used (in whole or in part) by United Kingdom. See the time zone map for a geographic view of all zones.
Use the time zone converter to translate between GB and any other zone. The converter handles DST transitions automatically and accepts either IANA names or city names as inputs.