British Summer Time Start 2025. When does british summer time start and end? In 2025, the clocks go back uk on sunday, october 26th at 2:00 am, marking the end of british summer time and the return to greenwich mean time.
Will i lose or gain an hour in bed when the clocks go. Tomorrow’s switch will see the uk jump from british summer time, also known as daylight saving time, to greenwich mean time.