When do the clocks change in 2025?
In 2025 the clocks went forward on Sunday 30 March 2025 and went back on Sunday 26 October 2025.
From the Summer Time Order 2002.
Clocks go forward
30 March
At 1am on Sunday 30 March 2025, the clocks go forward to 2am. British Summer Time starts.
Clocks go back
26 October
At 2am British Summer Time on Sunday 26 October 2025, the clocks go back to 1am. Greenwich Mean Time starts.
Why these dates
The Summer Time Order 2002 sets British Summer Time from 1am Greenwich Mean Time on the last Sunday in March to 1am Greenwich Mean Time on the last Sunday in October. In 2025 those Sundays are 30 March 2025 and 26 October 2025.