When Does Summer 2025 Begin – Daylight Saving Time 2025 starts in March, when clocks will ‘spring forward’ one hour. Here’s the timing, history and reasons behind Daylight Savings. . The spring, or vernal, equinox occurs March 19 at 11:06 p.m. ET. This equinox happens when the sun crosses the celestial equator, an imaginary line above the Earthโs equator, going from south to north .
When Does Summer 2025 Begin When is Summer 2025?: Between the unseasonably warm start to the month and Punxsutawney Phil predicting an early spring in 2025 when he didn which make up meteorological summer. The vernal equinox is one of . Here’s what to know about when we “spring forward” and begin daylight saving time in 2025. Daylight saving time accommodate for more daylight in the summer evenings. When we “fall back .