Sumner Rainfall Forecast
- 80%
- 15%
- 30%
- 40%
- 45%
- 20%
- 30%
Sumner Rainfall Statistics
August Rainfall
Oelwein Municipal Airport (12.4 miles)
Total Rainfall August
2.2inDaily Average August
0.1inWettest Day 13 August, 2026
0.7inWet Days August
8/29 (28%)
Climate (2021–2025)
Oelwein Municipal Airport (12.4 miles)
Annual Average 2021–2025
26inMonthly Average 2021–2026
2.4inDaily Average 2021–2026
0.1inWettest Day 7 August, 2022
3.4in