Lewistown Rainfall Forecast

Today 9 Aug
30%
Mon 10 Aug
20%
Tue 11 Aug
15%
Wed 12 Aug
50%
Thu 13 Aug
70%
Fri 14 Aug
60%
Sat 15 Aug
60%

Lewistown Rainfall Statistics

August Rainfall

Keokuk Municipal Airport (32.9 miles)

Total Rainfall 2026
9in
Daily Average 2026
0.04in
Wettest Day 1 April, 2026
1.2in
Wet Days 2026
54/221 (24%)
Total Rainfall July
0.8in
Daily Average July
0.03in
Wettest Day 20 July, 2026
0.4in
Wet Days July
6/31 (19%)
Total Rainfall August
0.2in
Daily Average August
0.04in
Wettest Day 4 August, 2026
0.1in
Wet Days August
4/9 (44%)

Climate (2021–2025)

Keokuk Municipal Airport (32.9 miles)

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Annual Average 2021–2025
12.9in
Monthly Average 2021–2026
0.9in
Daily Average 2021–2026
0.03in
Wettest Day 18 September, 2022
1.5in

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