3. Autumn (Fall): September – November (September, October, November)
The (around June 21 in the North, December 21 in the South) brings the longest day of the year.
Months for the Seasons Verified: The Complete Astronomical and Meteorological Guide months for the seasons verified
Astronomical seasons are defined by the Earth's position relative to the sun. This system measures the precise tilt of the Earth's axis (23.5 degrees) as it orbits the sun, creating solstices and equinoxes.
In many parts of the world, the four-season model does not fit the local climate. Various cultures use "verified" seasonal months that align with biological or weather patterns rather than the sun. South Asia (India/Bangladesh): Often uses a six-season model. For example, the India Meteorological Department This system measures the precise tilt of the
If your context is slightly different, here is how to adapt:
List the specific locations based on this season breakdown South Asia (India/Bangladesh): Often uses a six-season model
For 2026, the official dates and times (in UTC and EDT) for the Northern Hemisphere's astronomical seasons are as follows:
Northern HemispStarts mid-March and spans through April, May, into mid-June.
Begins around June 20 or 21 . This is the longest day of the year.
Here is the verified breakdown of the months for the seasons to help you keep your calendar straight. 1. The Meteorological Method (The Grouping Method)