Spring Equinox 2024 Date. This year it starts on march 19 2024, at 11:06 p.m. On this date, the day is equal in length to the night.
Since western christianity uses the gregorian calendar, easter. Spring equinox 2024 (beginning of astronomical spring) on the day of the spring (march) equinox, the sun crosses the celestial equator, moving along the ecliptic.