Spring Clock Change 2025 Calendar

Spring Clock Change 2025 Calendar. In spring the clock advances from the last moment of 01:59 am to 03:00 am dst. The period when the clocks are 1 hour ahead is called.

In the uk the clocks go forward 1 hour at 1am on the last sunday in march, and back 1 hour at 2am on the last sunday in october. The period when the clocks are 1 hour ahead is called.