Autumnal Equinox 2025 Uk

Autumnal Equinox 2025 Uk. London the exact moment of the autumnal equinox in 2025 is 22 september, at 13:43:12. When is the autumnal equinox, what date does the autumnal equinox fall on and when does summer end?

However, the astronomical calendar is based on the position of the sun in relation to the earth and changes each year — known. On the autumn equinox, day and night are of roughly equal length and the nights will become increasingly longer than the days, until the winter solstice.