Helena West Side Rainfall Forecast

Today 30 Dec
5%
Wed 31 Dec
No Rain
Thu 1 Jan
5%
Fri 2 Jan
10%
Sat 3 Jan
20%
Sun 4 Jan
10%
Mon 5 Jan
10%

Helena West Side Rainfall Statistics

December Rainfall

Helena Regional Airport (5.6 miles)

Total Rainfall 2025
13.9in
Daily Average 2025
0.04in
Wettest Day 14 May, 2025
1in
Wet Days 2025
110/364 (30%)
Total Rainfall November
0.4in
Daily Average November
0.02in
Wettest Day 28 November, 2025
0.2in
Wet Days November
6/30 (20%)
Total Rainfall December
0.8in
Daily Average December
0.03in
Wettest Day 17 December, 2025
0.2in
Wet Days December
13/30 (43%)

Climate (2010–Present)

Helena Regional Airport (5.6 miles)

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Annual Average 2020–2024
10.5in
Monthly Average 2020–2025
0.9in
Daily Average 2020–2025
0.03in
Wettest Day 22 September, 2023
1.3in

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