Spring Equinox Uk 2024. The autumn equinox occurs around september 23 in the northern. The spring equinox (march 19, 2024) signals the start of spring in the northern hemisphere, the beginning of autumn in the southern hemisphere, and a rare moment of.
Since the seasons vary in length, the start date of a new season can fall on different days each year. It’s officially the first day of spring, but why is it today and what is an ‘equinox’?