First Day Of Spring 2025

First Day Of Spring 2025. Spring is one of the four temperate seasons, the transition period between winter and summer. 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.

From this page you can answer questions such as: But when exactly does this seasonal shift occur?