For those of us who approach things by the Goldilocks Principle (not too little, not too much), spring equinox is practically perfect. Along with the fall equinox, this is when we get that glorious balance of daytime and nighttime all over the world — from the steamy equator to the frigid poles — with just about 12 hours of each.

The March equinox has captivated human civilization for thousands of years, and it has even been tied to ancient mysteries -- yet there are still many misconceptions around the changing of the season.

Ready for the first day of spring? What we know about the 2025 spring equinox, the autumnal equinox, summer and winter solstices and more.