Ririe Dam Rainfall Forecast
- 65%
- No Rain
- No Rain
- No Rain
- 5%
- 35%
- 15%
Ririe Dam Rainfall Statistics
September Rainfall
Idaho Falls Regional Airport (16.2 miles)
Total Rainfall September
0.9inDaily Average September
0.04inWettest Day 17 September, 2026
0.6inWet Days September
3/23 (13%)
Climate (2021–2025)
Idaho Falls Regional Airport (16.2 miles)
Annual Average 2021–2025
9.2inMonthly Average 2021–2026
0.7inDaily Average 2021–2026
0.02inWettest Day 30 May, 2026
1.5in