When Do We Turn Clocks Ahead 2025. Clocks will spring forward one hour to 3 a.m. Clocks are changed forward one hour from local standard time to local daylight time.

We advance our clocks ahead one hour at the beginning of dst, and move them back one hour (spring forward, fall back) when we return to standard time (st). In march 2025, when we spring forward, the clocks won’t change from year to year.