September equinox
Sky · Solstices and equinoxes · Tue, September 22, 2026, 7:05 pm CT · Computed (rule)
Autumn begins in the Northern Hemisphere, spring in the Southern.
Every year
| Date | Event | When |
|---|---|---|
| Sat, Sep 23, 2023 | September equinox | 3 yr ago |
| Sun, Sep 22, 2024 | September equinox | 2 yr ago |
| Mon, Sep 22, 2025 | September equinox | 12 mo ago |
| Tue, Sep 22, 2026 | September equinox | 2 days ago |
| Thu, Sep 23, 2027 | September equinox | in 12 mo |
| Fri, Sep 22, 2028 | September equinox | in 2 yr |
Also on Sep 22, 2026
| Date | Event | When |
|---|---|---|
| Tue, Sep 22, 2026 | Mabon | 2 days ago |
| Tue, Sep 22, 2026 | UN General Assembly general debate 2026 | Now |
| Tue, Sep 22, 2026 | 300th anniversary: Bach led the first performance of his cantata Wer Dank opfert, der preiset... | 2 days ago |
| Tue, Sep 22, 2026 | Snowflake World Tour Dallas 2026 | 2 days ago |
Source, method and history
- Source
- US Naval Observatory
- How we know
- Sun position search with Astronomy Engine.
- Recurs
- annual
- Feed
- Subscribe to Solstices and equinoxes
- Changes
- None recorded.
Sources: official schedules and published calendars, linked on every event; computed dates name their rule. Refreshed nightly.