Ottumwa Rainfall Forecast
- 45%
- 15%
- 10%
- 45%
- 50%
- 20%
- 15%
Ottumwa Rainfall Statistics
July Rainfall
Ottumwa Regional Airport (5.6 miles)
Total Rainfall July
1.1inDaily Average July
0.2inWettest Day 5 July, 2025
1.1inWet Days July
1/8 (13%)
Climate (2010–Present)
Ottumwa Regional Airport (5.6 miles)
Annual Average 2020–2024
31inMonthly Average 2020–2025
2.4inDaily Average 2020–2025
0.1inWettest Day 24 June, 2021
2.9in