Autumnal equinox 2025

September 22, 2025 in Northern Hemisphere

Autumn leaf color

The first day of autumn is in 2025 on September 22 . It is also called the autumnal equinox, fall equinox or the beginning of autumn. Autumn is one of the four temperate seasons, the transition period between summer and winter usually in September when the arrival of night becomes noticeably earlier.

We have placed a detailed description of this event on this page: Autumnal equinox 2024. For further information please stop by there!

Where is Autumnal equinox?
Northern Hemisphere
When is Autumnal equinox?
Monday, the 22nd of September 2025
Only 454 days left!

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Autumnal equinox 2025 - Northern Hemisphere - Sep 22, 2025 – Copyright © 2024 Cute Calendar