Des Moines Rainfall Forecast

Today 8 Sep
25%
Tue 9 Sep
40%
Wed 10 Sep
25%
Thu 11 Sep
20%
Fri 12 Sep
15%
Sat 13 Sep
35%
Sun 14 Sep
45%

Des Moines Rainfall Statistics

September Rainfall

Seattle, Seattle-Tacoma International Airport (2.5 miles)

Total Rainfall 2025
15.6in
Daily Average 2025
0.1in
Wettest Day 15 March, 2025
0.8in
Wet Days 2025
77/251 (31%)
Total Rainfall August
1.1in
Daily Average August
0.04in
Wettest Day 15 August, 2025
0.8in
Wet Days August
3/31 (10%)
Total Rainfall September
0.03in
Daily Average September
0.01in
Wettest Day 6 September, 2025
0.03in
Wet Days September
1/8 (13%)

Climate (2010–Present)

Seattle, Seattle-Tacoma International Airport (2.5 miles)

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Annual Average 2020–2024
38.6in
Monthly Average 2020–2025
3.1in
Daily Average 2020–2025
0.1in
Wettest Day 28 February, 2022
3in

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