What Is Fall 2025. In 2025, the exact time of the start of fall is at 18:19 uct (coordinated universal time). Find out the exact dates for both hemispheres.
What is the exact time of the start of fall in 2025? Autumn 2025 starts on monday, september 22, 2025 (in 262 days) and ends on sunday, december 21st 2025 (in 353 days).