What Month Is Autumn In Usa Jun 2026

Defined by temperature cycles and the Gregorian calendar, this season runs from September 1 to November 30 .

To directly answer “what month is autumn in the USA”: September, October, and November are the most widely accepted months. However, the astronomical definition excludes the first three weeks of September, and the meteorological definition includes all of September. No definition includes December as an autumn month. Therefore, a concise answer for general purposes is that autumn spans September through November in the United States. what month is autumn in usa

To answer the question directly:

November sees the end of the autumn color palette as trees shed their leaves. The days become noticeably shorter, and the temperature drops closer to freezing in the north. Snow is not uncommon in the northern Rockies and the Great Lakes region during late November. Defined by temperature cycles and the Gregorian calendar,