West Chester Rainfall Forecast
- 5%
- 5%
- No Rain
- No Rain
- 45%
- 35%
- 15%
West Chester Rainfall Statistics
September Rainfall
Chester County Airport (13.7 miles)
Total Rainfall September
5.7inDaily Average September
1.4inWettest Day 4 September, 2026
3inWet Days September
4/6 (67%)
Climate (2021–2025)
Chester County Airport (13.7 miles)
Annual Average 2021–2025
35inMonthly Average 2021–2026
3.5inDaily Average 2021–2026
0.1inWettest Day 14 June, 2026
5.5in