Autumnal Equinox 2027
348 days, 15 hours until Autumnal Equinox 2027 on 23 September 2027
Sep 23, 2027
Autumnal Equinox 2027
First Day of Autumn (Northern Hemisphere)
September 23, 2027 at 06:02 (Etc/UTC)
The Autumnal Equinox 2026 in the Northern Hemisphere occurs on Wednesday, September 23, at 00:05 UTC. This astronomical event marks the official start of autumn, when the Sun crosses the celestial equator, leading to roughly equal day and night across the globe.
Details
- Hemisphere
- Northern Hemisphere