Des Moines Rainfall Forecast
- 60%
- 95%
- 100%
- 30%
- 10%
- 5%
- No Rain
Des Moines Rainfall Statistics
September Rainfall
Des Moines International Airport (5 miles)
Total Rainfall September
13inDaily Average September
0.5inWettest Day 8 September, 2026
3.8inWet Days September
15/29 (52%)
Climate (2021–2025)
Des Moines International Airport (5 miles)
Annual Average 2021–2025
31.2inMonthly Average 2021–2026
2.8inDaily Average 2021–2026
0.1inWettest Day 19 May, 2025
3.8in