When Do We Turn Clocks Back 2025 Uk. In the early hours of sunday oct 27, at 2am, the uk will revert to greenwich mean time (gmt) by going back one hour, to 1am, marking the. When this change happens the uk is on.
This marks the end of british summer time (bst) and the return to. It’s that time of year again when the clocks go back in the uk.