Spring Equinox 2024 Southern Hemisphere 2024. Learn about the astronomical event that marks the change of seasons across the globe and the rare moment of equal night in both hemispheres. 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.

Learn about the astronomical event that marks the change of seasons across the globe and the rare moment of equal night in both hemispheres. 12 equal hours of daylight.