When Is Fall 2024 In Canada. The autumn or fall equinox signals the end of summer on the astronomical calendar. Here's everything you should know about the fall equinox—plus our favorite fall facts, folklore, photos, and more!

As with the spring equinox this is a point of seasonal equilibrium with days and nights being almost exactly 12 hours long each. For some, it’s good news since people will gain an extra hour of sleep.