First Day Of Spring 2025 Calendar

First Day Of Spring 2025 Calendar. Fall begins with the autumnal. By the meteorological calendar, spring will always start on 1 march;

The vernal equinox falls on march 20, marking. 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.