Spring Equinox 2025 Uk Calendar. Spring equinox / astronomical spring. The beginning of spring is a astronomical event associated with the spring equinox, which marks one of the two times in the year when the earth's axis is.
The spring equinox, also known as vernal equinox and march equinox, happens every year usually on march 20 (some years it can take place on march 19 or 21), and it is the day that. Whereas, according to the meteorological calendar, spring will start on saturday 1st march.