Spring Equinox 2025

Spring Equinox 2025. In the northern hemisphere, the astronomical start of spring is also known as the spring equinox. I n the earth’s annual revolution around the sun, the sun’s rays fall perpendicular to the equator twice a year, the day being called an equinox.

Published on 9 february, 2025. The spring equinox is when the sun aligns directly above the equator.