Syyspäiväntasaus
Dates by year
| Date | Weekday |
|---|---|
| September 22, 2025 | Monday |
| September 23, 2026 | Wednesday |
| September 23, 2027 | Thursday |
| September 22, 2028 | Friday |
| September 22, 2029 | Saturday |
This article is pending a thorough fact check, so individual details may not be 100% accurate yet.