Fall Equinox 2024 Date. When does fall start 2024 in china. Due to the differences between the calendar year and the tropical year, there’s no exact date of the autumn equinox.
The sun entries into the 4 cardinal signs (aries, cancer, libra, capricorn) mark the equinoxes and solstices: The first day of fall in 2024 arrives with the fall equinox on sunday, september 22, 2024, at 8:44 a.m.