Spring Equinox In 2024. This phenomenon, known as the equinox, occurs twice a year, once in march and once in september. The earth tilts at an angle of 23.5 degrees.
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. For spring equinoxes for the next 12 years scroll down the page.