British Summer Time 2025 Dates. Information about how the clocks change in the united kingdom between greenwich mean time (gmt) and british summer time (bst) plus a list of daylight saving times for the next few years. Clocks go back one hour.
It may feel like a long time since the blue skies of summer, but the moment when the clocks go back marks the end of british summer time (bst). The period when the clocks are 1 hour ahead is called british summer time (bst).
