When Will The Fall Equinox Happen 2024. The name equinox comes from the latin aequus (equal) and nox (night). As with the spring equinox this is a point of seasonal equilibrium with days and nights being almost exactly 12 hours long each.
The fall equinox, also known as the autumnal equinox, is when astronomical fall arrives. This annual occurrence is called the fall equinox, and it has been celebrated throughout the world for centuries.