September 2025 Calendar Calculator
Interactive calendar for September 2025 with holidays and important dates
September 2025
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September 2025 - Key Information
September 2025 marks the transition from summer to fall in the Northern Hemisphere. This month features several important dates and astronomical events:
🎯 September 1:
Labor Day - Federal Holiday
🍂 September 22:
Autumnal Equinox - First Day of Fall
Monthly Overview
- Total Days: 30
- Weekends: 8 days
- Federal Holidays: 1
- First Day: Monday
- Last Day: Tuesday