About the time in London

London is a city in United Kingdom. It uses the Europe/London time zone, which is currently UTC+1 — that is, +1 hours from Coordinated Universal Time. London observes daylight saving time, so its UTC offset shifts by one hour between summer and winter.

Compared with other major cities right now, London is 5 hours ahead of New York and same time of London. The table above updates live, so the differences you see always reflect current daylight saving rules on both sides.

What time zone is London in?

London follows the Europe/London time zone (UTC+1). All clocks on this page are driven by the official IANA time zone database, the same source used by operating systems and airlines worldwide.

Does London observe daylight saving time?

Yes — clocks shift by one hour between summer and winter, and the times on this page adjust automatically on the changeover dates.

Sunrise and sunset in London

Today's sunrise and sunset above are calculated astronomically for London's coordinates (51.51°, -0.13°) and shown in local London time. They shift a little every day through the year and jump by an hour on daylight saving changeover dates.

How is this clock kept accurate?

The time shown is your device clock converted into London's time zone using your browser's built-in IANA database. If your device clock is correct, the time above is correct — no server round-trips, nothing to install.