| Current: | BST — British Summer Time |
|---|---|
| Next Change: | GMT — Greenwich Mean Time |
| Current Offset: | UTC/GMT +1 hour |
| Difference: | 5 hours ahead of Washington DC |
2021 Time Zones - London
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
The graph above illustrates clock changes in London during 2021.
Time Changes in London Over the Years
Daylight Saving Time (DST) changes do not necessarily occur on the same date every year.
| Year | Date & Time | Abbreviation | Time Change | Offset After |
|---|---|---|---|---|
| 2020 | Sun, Mar 29 at 1:00 am | GMT → BST | +1 hour (DST start) | UTC+1h |
| Sun, Oct 25 at 2:00 am | BST → GMT | -1 hour (DST end) | UTC | |
| 2021 | Sun, Mar 28 at 1:00 am | GMT → BST | +1 hour (DST start) | UTC+1h |
| Sun, Oct 31 at 2:00 am | BST → GMT | -1 hour (DST end) | UTC | |
| 2022 | Sun, Mar 27 at 1:00 am | GMT → BST | +1 hour (DST start) | Preliminary date | UTC+1h |
| Sun, Oct 30 at 2:00 am | BST → GMT | -1 hour (DST end) | Preliminary date | UTC | |
| 2023 | Sun, Mar 26 at 1:00 am | GMT → BST | +1 hour (DST start) | Preliminary date | UTC+1h |
| Sun, Oct 29 at 2:00 am | BST → GMT | -1 hour (DST end) | Preliminary date | UTC | |
| 2024 | Sun, Mar 31 at 1:00 am | GMT → BST | +1 hour (DST start) | Preliminary date | UTC+1h |
| Sun, Oct 27 at 2:00 am | BST → GMT | -1 hour (DST end) | Preliminary date | UTC | |
| * All times are local London time. Next time change is highlighted. | ||||
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London
United Kingdom
9:2428am
Monday, September 20, 2021