What Is The First Day Of Fall 2025 Called. 318 * local time for sydney, aus. On the equinoxes the sun shines directly on the equator and the length of day and night is nearly.

Here’s when the first day of fall is, the difference between solstices and equinoxes, when they happen and what they mean. It is also called the autumnal equinox, fall equinox or the beginning of autumn.