Helena Rainfall Forecast
- 45%
- 5%
- 65%
- 75%
- 65%
- 30%
- 10%
Helena Rainfall Statistics
August Rainfall
Toledo - Toledo Executive Airport (18 miles)
Total Rainfall August
0.2inDaily Average August
0.04inWettest Day 2 August, 2026
0.2inWet Days August
2/8 (25%)
Climate (2021–2025)
Toledo - Toledo Executive Airport (18 miles)
Annual Average 2021–2025
22.7inMonthly Average 2021–2026
1.9inDaily Average 2021–2026
0.1inWettest Day 6 July, 2026
3.1in