Boulder Rainfall Forecast
- 95%
- 95%
- 35%
- 20%
- 15%
- 25%
- 25%
Boulder Rainfall Statistics
June Rainfall
Helena Regional Airport (26.1 miles)
Total Rainfall June
0.1inDaily Average June
0.01inWettest Day 12 June, 2025
0.1inWet Days June
3/21 (14%)
Climate (2010–Present)
Helena Regional Airport (26.1 miles)
Annual Average 2020–2024
10.5inMonthly Average 2020–2025
0.9inDaily Average 2020–2025
0.03inWettest Day 22 September, 2023
1.3in