When Do We Spring Ahead In 2025 Uk. In the uk, we set the clocks ahead an hour in spring, and back an hour in autumn. During this time, the clocks will be moved forward by one hour to mark the arrival of spring and summer.

When is spring begins shown on a calendar. Spring equinox 2025 (beginning of astronomical spring) on the day of the spring (march) equinox, the sun crosses the celestial equator, moving along the ecliptic.