Helena Rainfall Forecast

Today 11 Aug
15%
Wed 12 Aug
40%
Thu 13 Aug
50%
Fri 14 Aug
60%
Sat 15 Aug
10%
Sun 16 Aug
5%
Mon 17 Aug
25%

Helena Rainfall Statistics

August Rainfall

Mount Carmel, Mount Carmel Municipal Airport (7.5 miles)

Total Rainfall 2026
10.1in
Daily Average 2026
0.05in
Wettest Day 14 February, 2026
0.8in
Wet Days 2026
50/223 (22%)
Total Rainfall July
0.6in
Daily Average July
0.02in
Wettest Day 25 July, 2026
0.2in
Wet Days July
8/31 (26%)
Total Rainfall August
0.3in
Daily Average August
0.04in
Wettest Day 2 August, 2026
0.3in
Wet Days August
2/11 (18%)

Climate (2021–2025)

Mount Carmel, Mount Carmel Municipal Airport (7.5 miles)

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Annual Average 2021–2025
22.3in
Monthly Average 2021–2026
1.8in
Daily Average 2021–2026
0.1in
Wettest Day 5 June, 2025
6in

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