Autumn Equinox 2024 Events Uk. According to the astronomical autumn, the autumn equinox will signal the start of the season which starts on the 22nd of. The two equinoxes happen on 20 march (spring equinox) and 22 september (autumn equinox) and the days and nights should roughly be the same length.

English heritage is pleased to provide free managed open access to stonehenge. This year autumn equinox will be celebrated on sunday 22nd september 2024.