First Day Of Spring 2024 Uk. The spring equinox begins on march 20, which is the first day of astronomical spring. The spring equinox falls on sunday, march 20 at 3.06am this year and marks the first day of spring for those living in the northern hemisphere, including the uk, europe, north america and most of asia and north africa.

In 2024, the official first day of spring is tuesday, march 19. What is the spring equinox and what happens on.