When Does Fall Start 2026. Find out the date, how long in days until and count down to till autumn (or fall) 2026 with a countdown clock. Meteorological spring starts march 1st in the northern hemisphere and lasts 3 months (march, april, and may) with summer season (june, july, and august) and autumn season (september, october, and november) and finally winter season (december, january, and february).

Add/drop deadline (full semester & 1st term) may 25, 2026: For past and future academic calendars, please use our academic calendar menu.