Europe/London is an IANA time zone used in United Kingdom. It is on standard time now, UTC+0 (GMT), until Sunday, March 28, 2027.
Europe/London at a glance
| UTC offset now | UTC+0 |
|---|---|
| Standard time | UTC+0 (GMT) |
| Daylight saving time | UTC+1 (BST) |
| Abbreviations | GMT, BST |
| Used in | United Kingdom |
| Next clock change | Sunday, March 28, 2027 |
How Europe/London keeps time
Europe/London switches between two offsets: UTC+0 (GMT) for standard time and UTC+1 (BST) for daylight saving time. Below are the last changes and the ones scheduled next.
Recent and upcoming changes in Europe/London
| Date | Change | New offset |
|---|---|---|
| Sunday, March 30, 2025 | Clocks go forward 1 hour: 1:00 AM becomes 2:00 AM | UTC+1 |
| Sunday, October 26, 2025 | Clocks go back 1 hour: 2:00 AM becomes 1:00 AM | UTC+0 |
| Sunday, March 29, 2026 | Clocks go forward 1 hour: 1:00 AM becomes 2:00 AM | UTC+1 |
| Sunday, October 25, 2026 | Clocks go back 1 hour: 2:00 AM becomes 1:00 AM | UTC+0 |
| Sunday, March 28, 2027 | Clocks go forward 1 hour: 1:00 AM becomes 2:00 AM | UTC+1 |
| Sunday, October 31, 2027 | Clocks go back 1 hour: 2:00 AM becomes 1:00 AM | UTC+0 |
| Sunday, March 26, 2028 | Clocks go forward 1 hour: 1:00 AM becomes 2:00 AM | UTC+1 |
| Sunday, October 29, 2028 | Clocks go back 1 hour: 2:00 AM becomes 1:00 AM | UTC+0 |
The base offset of this zone changed in 1971, from UTC+1 to UTC+0. Old timestamps should be converted with the rule that applied at the time.
Countries and cities on Europe/London
Europe/London is used in United Kingdom. These are the largest cities in our list that follow it.
Europe/London compared with other time zones
Differences change during the year when one side moves to or from daylight saving time, so the table shows January and July separately.
| City | Time now | Difference now | In January | In July |
|---|---|---|---|---|
| New York (United States) | --:-- | 5 h behind | 5 h behind | 5 h behind |
| Los Angeles (United States) | --:-- | 8 h behind | 8 h behind | 8 h behind |
| Paris (France) | --:-- | 1 h ahead | 1 h ahead | 1 h ahead |
| Dubai (United Arab Emirates) | --:-- | 4 h ahead | 4 h ahead | 3 h ahead |
| Mumbai (India) | --:-- | 5 h 30 min ahead | 5 h 30 min ahead | 4 h 30 min ahead |
| Singapore | --:-- | 8 h ahead | 8 h ahead | 7 h ahead |
| Tokyo (Japan) | --:-- | 9 h ahead | 9 h ahead | 8 h ahead |
| Sydney (Australia) | --:-- | 11 h ahead | 11 h ahead | 9 h ahead |
| UTC | --:-- | Same time | Same time | 1 h behind |
Other zones on UTC+0 right now
These IANA zones show the same time as Europe/London today. Their clock-change rules may differ.
- Africa/Abidjan
- Africa/Accra
- Africa/Bamako
- Africa/Banjul
- Africa/Bissau
- Africa/Casablanca
- Africa/Conakry
- Africa/Dakar
- Africa/El_Aaiun
- Africa/Freetown
- Africa/Lome
- Africa/Monrovia
Using Europe/London in software
Store and send the zone as its IANA name, Europe/London, not as a fixed offset. A fixed offset such as UTC+0 gives the wrong result after the next clock change.
Show the current time in Europe/London:
// JavaScript
new Intl.DateTimeFormat('en-GB', { timeZone: 'Europe/London', timeStyle: 'long' }).format(new Date());
# Python
from datetime import datetime
from zoneinfo import ZoneInfo
datetime.now(ZoneInfo('Europe/London'))
// PHP
(new DateTime('now', new DateTimeZone('Europe/London')))->format('c');
# Shell
TZ=Europe/London date
Tools for time in Europe/London
- Convert a time to or from Europe/London: pick a date and time and see it in every city on your list.
- Add London to your world clock to keep it next to your own time.
- Find a meeting time that falls inside office hours in Europe/London and the other cities you work with.
- Open a full-screen clock for your own time zone.
Frequently asked questions
What is the UTC offset of Europe/London?
UTC+0 in standard time and UTC+1 during daylight saving time. Right now it is UTC+0.
When does Europe/London change clocks next?
The next change is on Sunday, March 28, 2027 at 1:00 AM local time. The change after that is on Sunday, October 31, 2027.
What abbreviation does Europe/London use?
GMT in standard time and BST during daylight saving time. Abbreviations are not unique, so use the zone name Europe/London in software.
Time zone rules: IANA tz database, version 2026e. Place names and coordinates: GeoNames. Sunrise and sunset are calculated from the coordinates and can differ by a minute or two from local almanacs.