So when someone asks "what months are the fall" using the astronomical system, the answer is: late September, all of October and November, and most of December (up to the solstice).
September is the "tug-of-war" month. In many regions, you’ll experience "Indian Summer"—stretches of lingering heat followed by the first cool evenings. This is the month of harvest festivals, the return of football, and the very first hints of color on the trees. October: Peak Autumn
Crisp, cool air becomes standard, and frost may appear in northern climates.
Late March (around March 21) to late June (around June 21). Meteorological Fall vs. Astronomical Fall what months are the fall
Let’s explore each definition in depth.
Let’s bring it all together.
No matter which calendar you follow, fall remains a beloved transitional period—a bridge between the heat of summer and the silence of winter. So when someone asks "what months are the
By November, the bright colors of October usually fade into rustic browns. The air becomes sharper and more brittle. In the U.S., this month is defined by Thanksgiving and the "nesting" phase, where people prepare their homes for the coming winter. Why Do the Leaves Change?
Fall foliage reaches its absolute peak, blanketing forests in vibrant reds, oranges, and deep purples.
The Autumnal Equinox (typically September 21, 22, or 23). This is the month of harvest festivals, the
For a quick reference, the months of fall depend directly on your hemisphere:
It is important to remember that the seasons are reversed in the Southern Hemisphere (countries like Australia, New Zealand, and parts of South America and Africa). Because the Earth is tilted, when the Northern Hemisphere is tilted toward the sun (summer), the Southern Hemisphere is tilted away (winter).
Late autumn, often characterized by barren trees and colder temperatures, leading into winter [3].