Spring Equinox 2024 Usa Dates. 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. While the date for the vernal equinox and astronomical.
Everything you need to know about the spring equinox 2024, including when it is, what it is and how it affects our planet. These data are provided by the institut de mécanique céleste et de.