Helena Rainfall Forecast

Today 15 Apr
85%
Thu 16 Apr
60%
Fri 17 Apr
45%
Sat 18 Apr
90%
Sun 19 Apr
20%
Mon 20 Apr
5%
Tue 21 Apr
5%

Helena Rainfall Statistics

April Rainfall

Lone Rock Tri-County Regional Airport (8.7 miles)

Total Rainfall 2026
8.4in
Daily Average 2026
0.1in
Wettest Day 2 April, 2026
1.5in
Wet Days 2026
33/105 (31%)
Total Rainfall March
3.3in
Daily Average March
0.1in
Wettest Day 6 March, 2026
1.4in
Wet Days March
10/31 (32%)
Total Rainfall April
3.3in
Daily Average April
0.3in
Wettest Day 2 April, 2026
1.5in
Wet Days April
10/15 (67%)

Climate (2010–Present)

Lone Rock Tri-County Regional Airport (8.7 miles)

Take a look at our website widgetsAvailable free! Find Out More

Annual Average 2021–2025
29.2in
Monthly Average 2021–2026
2.5in
Daily Average 2021–2026
0.1in
Wettest Day 10 August, 2025
2.9in

Get WillyWeather+ to remove ads