Autumnal Equinox 2024

Autumnal Equinox 2024. It becomes a paradoxical mixture of. The autumnal equinox brings fall to the northern hemisphere today as the sun passes directly over the equator at noon.

On this day, days and nights are approximately (but not exactly) equal in length for everyone. The autumnal equinox (in the northern hemisphere) takes place this afternoon (sunday 22nd september 2024) at 13.44 irish summer time (12.44 ut).