Spring Solstice 2024 Uk 2024. 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. 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 of equal night across.
Since the seasons vary in length, the start date of a new season can fall on different days each year. When is the spring equinox 2024?
