Hayes Lake State Access Area Rainfall Forecast

Today 8 Aug
20%
Sun 9 Aug
15%
Mon 10 Aug
30%
Tue 11 Aug
65%
Wed 12 Aug
55%
Thu 13 Aug
60%
Fri 14 Aug
55%

Hayes Lake State Access Area Rainfall Statistics

August Rainfall

Pierre, Pierre Regional Airport (35.4 miles)

Total Rainfall 2026
11.8in
Daily Average 2026
0.1in
Wettest Day 21 June, 2026
1.5in
Wet Days 2026
51/220 (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
0in
Daily Average August
0in
Wettest Day 1 August, 2026
0in
Wet Days August
–

Climate (2021–2025)

Pierre, Pierre Regional Airport (35.4 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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