When Is The Last Day Of Winter 2025 In Usa. Fall begins with the autumnal equinox, monday, september 22, 2025, 2:19 p.m. The shortest day can occur on december 20, 21, 22,.

In the winter of 2025, there are 84 holidays and days off in united states. Federal employees in the washington, dc, area are entitled to a holiday on the day a president is inaugurated every.