National Waterfowl Production Areas Rainfall Forecast

Today 18 Aug
30%
Wed 19 Aug
20%
Thu 20 Aug
10%
Fri 21 Aug
5%
Sat 22 Aug
No Rain
Sun 23 Aug
35%
Mon 24 Aug
15%

National Waterfowl Production Areas Rainfall Statistics

August Rainfall

Garrison (16.2 miles)

Total Rainfall 2026
9.1in
Daily Average 2026
0.04in
Wettest Day 29 June, 2026
0.8in
Wet Days 2026
64/230 (28%)
Total Rainfall July
1.1in
Daily Average July
0.03in
Wettest Day 29 July, 2026
0.4in
Wet Days July
7/31 (23%)
Total Rainfall August
0.8in
Daily Average August
0.05in
Wettest Day 14 August, 2026
0.7in
Wet Days August
2/18 (11%)

Climate (2021–2025)

Garrison (16.2 miles)

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Annual Average 2021–2025
16.2in
Monthly Average 2021–2026
1.4in
Daily Average 2021–2026
0.05in
Wettest Day 13 October, 2021
2in

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