Vernal Equinox 2024 Wikipedia. In 2024, the vernal equinox occurred on march 19, signaling the start of spring in the northern. On march 19, the vernal equinox will see spring come to the northern hemisphere as the sun reaches the spot where the ecliptic and celestial equator cross each other.

We celebrate the september equinox as the first day of autumn for the northern hemisphere, and the first day of spring for the southern hemisphere. The vernal equinox arrives on tuesday, marking the start of the spring season for the northern hemisphere.