Fall Season Months [updated] Jun 2026

: Professionals in climate science often use this definition to align with the Gregorian calendar. According to this model, fall begins on September 1 and concludes on November 30 . Research from institutions like Auburn University and Mizzou often utilize these standardized monthly blocks to track interannual variability in temperature and precipitation.

Regardless of the specific month, the fall season is defined by a distinct sensory profile: fall season months

Fall, known interchangeably as autumn, is the bridging season between the blazing heat of summer and the biting cold of winter. It is a time of transition, marked by cooling temperatures, shortening days, and a spectacular visual transformation in nature. : Professionals in climate science often use this

In the Northern Hemisphere, the fall season—also known as —is primarily defined by the months of September, October, and November . This seasonal window is often categorized in two distinct ways: the meteorological definition, which follows the calendar months exactly, and the astronomical definition, which is governed by the Earth's orbit. Definitions of the Fall Season Regardless of the specific month, the fall season