2024 Solstice And Equinox Dates. Equinoxes and solstices are two of the most important celestial events on earth. The fall equinox is not on the same day each year,.
When do the four seasons start in 2024—for spring, summer, fall, and winter? The 2024 fall equinox—also called the autumn equinox—takes place on sunday, september 22, 2024.