Rousseau Recreation and Overlook Area Rainfall Forecast

Today 16 Aug
No Rain
Mon 17 Aug
15%
Tue 18 Aug
30%
Wed 19 Aug
35%
Thu 20 Aug
35%
Fri 21 Aug
5%
Sat 22 Aug
10%

Rousseau Recreation and Overlook Area Rainfall Statistics

August Rainfall

Pierre, Pierre Regional Airport (11.2 miles)

Total Rainfall 2026
13.3in
Daily Average 2026
0.1in
Wettest Day 21 June, 2026
1.5in
Wet Days 2026
53/228 (23%)
Total Rainfall July
2.3in
Daily Average July
0.1in
Wettest Day 30 July, 2026
1.4in
Wet Days July
9/31 (29%)
Total Rainfall August
1.5in
Daily Average August
0.1in
Wettest Day 13 August, 2026
1.4in
Wet Days August
2/16 (13%)

Climate (2021–2025)

Pierre, Pierre Regional Airport (11.2 miles)

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Annual Average 2021–2025
19.1in
Monthly Average 2021–2026
1.7in
Daily Average 2021–2026
0.1in
Wettest Day 26 August, 2022
2.8in

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