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Europe/London

Europe/London is the IANA time zone for the United Kingdom.

UTC+01:00

Tue, Sep 29 UTC+1 BST

Offsets and daylight saving time

Standard offset
UTC+00:00
Daylight offset
UTC+01:00
Rule
Daylight saving time from the last Sunday in March at 01:00 to the last Sunday in October at 02:00 (local time).

Next clock changes

  • Sunday, October 25, 2026 at 02:00: back to UTC+0 (BST → GMT)
  • Sunday, March 28, 2027 at 01:00: forward to UTC+1 (GMT → BST)

Names

Generic name
United Kingdom Time
Abbreviation
GMT / BST
Standard / daylight
Greenwich Mean Time / British Summer Time
Aliases
Europe/Belfast, GB and GB-Eire (old ids that resolve to Europe/London)

Use it in code

// JavaScript
new Intl.DateTimeFormat('en-US', { timeZone: 'Europe/London' })

# Python
from zoneinfo import ZoneInfo
ZoneInfo('Europe/London')

-- PostgreSQL
SELECT now() AT TIME ZONE 'Europe/London';

Cities in Europe/London

Also in this zone: Glasgow, Manchester, Sheffield, Leeds, Edinburgh, Liverpool, Bristol, Cardiff, Leicester, Bradford, Belfast, Coventry, Birkenhead, Nottingham, Islington, Reading.

Offset history since 1970

  • 1970: UTC+1
  • 1971–2026: UTC+0 and UTC+1 each year

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