First Day Of Spring 2024 Calendar June. The first day of spring (march equinox or vernal equinox) is when the sun shines directly on the celestial equator passing from south to north and the length of day and night are almost the same. Spring in the northern hemisphere begins on march 20, 2025, at 09:02 gmt (05:02 a.m.
By the meteorological calendar, spring will always start on 1 march; When is the first day of spring in 2024 happening?