When Does Fall Start 2024 Uk. Below is our 2024 yearly calendar for united kingdom with public holidays highlighted in red and today's date covered in green. The autumnal equinox, or the first day of fall in the northern hemisphere takes place every year on september 22nd or september 23rd.
As with the spring equinox this is a point of seasonal. The seasons are defined as spring (march, april, may), summer (june, july, august), autumn.