0in

Rain Today

Rain Last Hour
0in

Recorded at Ottumwa Regional Airport Updated 10 mins ago (6.2 miles away)

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Real-Time Extremes

Hottest 100.3 °F
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Coldest 28.3 °F
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Windiest 32.2mph
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Wettest (Last Hour) 0.6in
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Most Humid 100%
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Least Humid 9%
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Highest Pressure 1037.6 hPa
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Lowest Pressure 983.4 hPa
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Ottumwa Rainfall Forecast

Today 17 Sep
30%
Thu 18 Sep
35%
Fri 19 Sep
50%
Sat 20 Sep
45%
Sun 21 Sep
25%
Mon 22 Sep
40%
Tue 23 Sep
30%

Ottumwa Rainfall Statistics

September Rainfall

Ottumwa Regional Airport (5.6 miles)

Total Rainfall 2025
16.7in
Daily Average 2025
0.1in
Wettest Day 24 June, 2025
1.6in
Wet Days 2025
54/260 (21%)
Total Rainfall August
2.2in
Daily Average August
0.1in
Wettest Day 11 August, 2025
1.2in
Wet Days August
7/31 (23%)
Total Rainfall September
0.2in
Daily Average September
0.02in
Wettest Day 3 September, 2025
0.2in
Wet Days September
1/17 (6%)

Climate (2010–Present)

Ottumwa Regional Airport (5.6 miles)

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Annual Average 2020–2024
31in
Monthly Average 2020–2025
2.4in
Daily Average 2020–2025
0.1in
Wettest Day 24 June, 2021
2.9in

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