What Day Is The Spring Equinox 2024. The first day of spring is march 20, 2024, at 5:02 a.m. On the day of the spring (march) equinox, the sun crosses the celestial equator, moving along the ecliptic.
Here’s when the first day of spring is in 2024. The spring equinox is tuesday, march 19 and brings the first day of astronomical spring to the northern hemisphere.
