WatchTimeHome / World Clock / London
Current Time in London
London, United Kingdom runs on Greenwich Mean Time (Europe/London), currently UTC+0 standard time, switching to UTC+1 in summer. Here's the exact time right now, sunrise and sunset, and how it compares to your own clock.
London time
Europe/London
London
Your time
Comparing to your device's time zone…
About time in London
London is the zero-longitude reference for the world's time system and a hub for European and Middle East calls. It keeps Greenwich Mean Time, identified in the IANA time zone database as Europe/London, and shifts to daylight saving for part of the year, moving the offset from UTC+0 to UTC+1. Check the clock above for the offset in effect right now.
Frequently asked questions
What time zone does London use?
London uses Greenwich Mean Time (Europe/London), observing daylight saving time (shifting to BST, UTC+1, in summer).
What is the UTC offset in London?
London is UTC+0 standard time, shifting to UTC+1 during daylight saving.
Does London observe daylight saving time?
Yes. London uses GMT (UTC+0) for most of the year and switches to BST (UTC+1) during daylight saving, shifting the clock forward by an hour.
How do I convert London time to my own time zone?
Use the time zone converter, select London as the source zone and your own zone as the target, and it handles daylight saving automatically.
Planning a call across time zones? Try the meeting planner or see all cities on the world clock.