Equinox 2024 Uk. Begins on wednesday, march 20, and ends on thursday, jun 20. But did you know there are actually three main definitions for the season coming from astronomy,.

It is also the point in the calendar where the day length is more or less equal to the length of the night. In fact the word equinox is taken from the latin aequus (equal) and nox(night) or equal night.