Date Spring Equinox 2024. The summer solstice will fall on. 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.
This year, the spring equinox falls on wednesday 20 march, and the astronomical spring lasts until the summer solstice. The spring equinox (march 19, 2024) signals the start of spring in the northern hemisphere, the beginning of autumn in the southern hemisphere, and a rare moment.