Autumn Equinox 2024 Australia 2024. Normally, the autumn equinox falls between 22 and 24 september, and this year the equinox occurs on 22 september at 13:44 bst. Edt (12:44 utc), according to the national weather service.

Here’s everything you should know about the fall. Wherever you are at the spring and autumn equinoxes (except the north and south poles) the sun rises due east and sets due west.