First Day Of Spring 2024 In Bc. The spring equinox (as well as autumnal equinox) is the moment when neither of the earth’s hemispheres is inclined towards or away from the sun. What is the spring equinox and what happens on this day?
For those of us in the northern hemisphere, this was marked by the arrival of the vernal equinox (otherwise known as the. Summer starts at the moment when the sun is farthest north: