Vernal Equinox 2024 Wikipedia. This event happens when the sun passes over the. 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.

Vernal equinox, two moments in the year when the sun is exactly above the equator and day and night are of equal length; And why isn’t the spring equinox always the march equinox?