Fall 2025 Months. This year the autumn will start on sunday september 22, 2025 (day of the fall equinox) and will end on saturday december 21, 2025 with the winter solstice. Here are the equinox and solstice dates—plus, answers to common questions about the.

Here are the equinox and solstice dates—plus, answers to common questions about the. Find out the date when autumn (or fall) is in 2025 and count down the days since autumn (or fall) with a countdown timer.