Current Time in GMT (London)
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Greenwich Mean Time (London) —
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About Greenwich Mean Time (London) (GMT/BST)
Greenwich Mean Time is the local civil time for the UK and the historical reference point (0°) for global longitude and timekeeping — the world's timezone system is still built around the Greenwich meridian.
GMT itself has no offset from UTC, but the UK switches to British Summer Time (UTC+1) for about seven months of the year.
- UTC offset: UTC+0 (GMT) / UTC+1 (BST)
- Daylight saving: The UK observes daylight saving as British Summer Time (BST, UTC+1) from late March to late October, reverting to GMT (UTC+0) the rest of the year.
- Common cities/regions: London, Dublin (Ireland), Lisbon (Portugal), Reykjavik (Iceland, no DST), Accra (Ghana)
Other Popular Timezones
UTC
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Coordinated Universal Time
EST/EDT
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Eastern Time (US)
CST/CDT
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Central Time (US)
MST/MDT
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Mountain Time (US)
PST/PDT
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Pacific Time (US)
CET/CEST
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Central European Time (Paris)
IST
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India Standard Time
JST
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Japan Standard Time
AEST/AEDT
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Australian Eastern Time (Sydney)
China Time
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China Standard Time (Beijing)
GST
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Gulf Standard Time (Dubai)
Tools
Widget
Embed a Live Clock On Your Site
Planner
Remote Meeting Time Zone Planner
Converter
Unix Timestamp Converter
Quiz
World Timezone Quiz
Cities
World Cities — Current Local Time
Map
Live World Day & Night Map
DST
World Daylight Saving Time Tracker
Convert
Popular Timezone Conversions
Markets
World Stock Market Hours
Articles & Guides
US
US Time Zones Explained — All Six Zones
Guide
Handling Timezones & UTC in JavaScript
Guide
Managing a Remote Team Across Timezones
Guide
Cron Jobs and Time Zones
Guide
ISO 8601 vs. RFC 3339 vs. Unix Timestamp
Guide
Time Zones and DST in Python
Guide
Time Zone Bugs in Databases & Logs
Guide
Testing Time Zone & DST Bugs
History
The History of UTC
History
A Brief History of World Time Zones