Ottumwa Rainfall Forecast

Today 28 Sep
60%
Tue 29 Sep
65%
Wed 30 Sep
5%
Thu 1 Oct
No Rain
Fri 2 Oct
5%
Sat 3 Oct
15%
Sun 4 Oct
5%

Ottumwa Rainfall Statistics

September Rainfall

Philip, Philip Airport (17.4 miles)

Total Rainfall 2026
10in
Daily Average 2026
0.04in
Wettest Day 27 July, 2026
1.1in
Wet Days 2026
58/271 (21%)
Total Rainfall August
1.2in
Daily Average August
0.04in
Wettest Day 11 August, 2026
0.6in
Wet Days August
5/31 (16%)
Total Rainfall September
1.3in
Daily Average September
0.05in
Wettest Day 20 September, 2026
0.5in
Wet Days September
9/28 (32%)

Climate (2021–2025)

Philip, Philip Airport (17.4 miles)

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Annual Average 2021–2025
14.9in
Monthly Average 2021–2026
1.3in
Daily Average 2021–2026
0.04in
Wettest Day 5 April, 2023
4.6in

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