Jack Mountain Rainfall Forecast
- No Rain
- 5%
- 15%
- 10%
- 80%
- 60%
- 40%
Jack Mountain Rainfall Statistics
February Rainfall
Helena Regional Airport (23 miles)
Total Rainfall February
0.9inDaily Average February
0.03inWettest Day 9 February, 2026
0.6inWet Days February
6/28 (21%)
Climate (2010–Present)
Helena Regional Airport (23 miles)
Annual Average 2021–2025
11.3inMonthly Average 2021–2026
0.9inDaily Average 2021–2026
0.03inWettest Day 22 September, 2023
1.3in