When Does British Summer Time 2024. The clocks go back on the last sunday of october, changing from 2am to 1am. On 27 october clocks will turn back by one hour, as we change from british summer time (bst) to.

The period when the clocks are 1 hour ahead is called british summer time (bst). On 27 october clocks will turn back by one hour, as we change from british summer time (bst) to.