West Chester Rainfall Forecast
- 80%
- 25%
- No Rain
- 5%
- 5%
- 5%
- 10%
West Chester Rainfall Statistics
September Rainfall
Chester County Airport (13.7 miles)
Total Rainfall September
0.6inDaily Average September
0.04inWettest Day 4 September, 2025
0.3inWet Days September
4/17 (24%)
Climate (2010–Present)
Chester County Airport (13.7 miles)
Annual Average 2020–2024
37.6inMonthly Average 2020–2025
3inDaily Average 2020–2025
0.1inWettest Day 8 June, 2021
3.8in