Lewis and Clark Lake State Recreation Area Rainfall Forecast

Today 30 Aug
65%
Sun 31 Aug
70%
Mon 1 Sep
55%
Tue 2 Sep
30%
Wed 3 Sep
35%
Thu 4 Sep
5%
Fri 5 Sep
No Rain

Lewis and Clark Lake State Recreation Area Rainfall Statistics

August Rainfall

Yankton, Chan Gurney Municipal Airport (11.8 miles)

Total Rainfall 2025
17.4in
Daily Average 2025
0.1in
Wettest Day 7 July, 2025
1.4in
Wet Days 2025
62/242 (26%)
Total Rainfall July
6.2in
Daily Average July
0.2in
Wettest Day 7 July, 2025
1.4in
Wet Days July
14/31 (45%)
Total Rainfall August
2.5in
Daily Average August
0.1in
Wettest Day 6 August, 2025
0.9in
Wet Days August
7/30 (23%)

Climate (2010–Present)

Yankton, Chan Gurney Municipal Airport (11.8 miles)

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Annual Average 2020–2024
20.3in
Monthly Average 2020–2025
1.7in
Daily Average 2020–2025
0.1in
Wettest Day 16 August, 2022
3.2in

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