When Does Daylight Savings Begin 2025 Uk. The clock jumps forward from 1 to 2 am. The winter solstice occurs on saturday, december 21, at 4:19 a.m.

This period is called british summer time (bst). In 2025, dst begins on 9 march 2025 at 02:00 am and ends on 2 november 2025 at 03:00 am.