Autumn Equinox 2025 Uk Time. On the day of the winter (december) solstice, the sun passes through the southernmost point of the ecliptic, that is, as far as possible from the celestial equator to the south (for the northern. But how will it affect the uk?
On the day of the winter (december) solstice, the sun passes through the southernmost point of the ecliptic, that is, as far as possible from the celestial equator to the south (for the northern. The 2025 autumnal equinox will occur on september 22, 2025, at 14:21 utc (coordinated universal time).