Time zone in London
The current local time in London, United Kingdom is shown above, synchronized to the second. London uses Greenwich Mean Time (UTC+0). London observes daylight saving time. On March 29, 2026 the clocks change to British Summer Time (UTC+1). On October 25, 2026 the clocks change to Greenwich Mean Time (UTC+0).
Show the time in London in fullscreen
Use the fullscreen button to turn your screen into a large clock showing the local time in London. In the settings you can choose a theme, add your own background image or switch to an analog clock face.
Frequently asked questions
What time zone is London in?
London uses Greenwich Mean Time (UTC+0). The IANA time zone identifier is Europe/London.
Does London observe daylight saving time?
London observes daylight saving time. On March 29, 2026 the clocks change to British Summer Time (UTC+1). On October 25, 2026 the clocks change to Greenwich Mean Time (UTC+0).
What is the time difference to London?
The time difference between your location and London is shown directly under the clock. It is calculated from your device’s time zone and always takes daylight saving time into account.