First Day Of Spring 2024

First Day Of Spring 2024. Astronomical seasons depend on how the earth moves around the sun. The equinox does not always fall on the same day each year due to the fact that the earth orbits the sun on a slightly elliptical path, meaning that the.

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. By the meteorological calendar, spring will always start on 1 march;