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What Day Is Fall Equinox (Autumnal Equinox) 2026?
Tuesday
Fall Equinox (Autumnal Equinox) is on Tuesday, September 22, 2026.
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209
days
Fall Equinox (Autumnal Equinox)
Date details for Fall Equinox (Autumnal Equinox) 2026
- Day of week: Tuesday
- Date: Tuesday, September 22, 2026
- Days remaining: 209
- Weeks remaining: 29
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About Fall Equinox (Autumnal Equinox)
The Fall Equinox 2026 occurs on Tuesday, September 22nd. Day and night are approximately equal, marking the astronomical start of autumn in the Northern Hemisphere.
History & Significance
The autumnal equinox signals the transition from summer to fall. Many harvest festivals around the world are timed to this event, including the Japanese Shubun no Hi and the Chinese Mid-Autumn Festival. The equinox also marks the beginning of longer nights.
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