Fall Season Start Date 2024. 22 or 23, the sun's rays shine directly over the equator. Autumn 2024 starts on sunday, september 22nd in the northern hemisphere, with daylight time shortening and the leaves begining to fall with the changing tilt of the earth's axis.
22 or 23, the sun’s rays shine directly over the equator. The official start of autumn in northern hemisphere will soon be here with the arrival of the autumnal equinox.