Tongue River Reservoir State Park Rainfall Forecast
- 70%
- No Rain
- 40%
- No Rain
- No Rain
- 5%
- 10%
Tongue River Reservoir State Park Rainfall Statistics
September Rainfall
Sheridan County Airport (25.5 miles)
Total Rainfall September
0.2inDaily Average September
0.01inWettest Day 19 September, 2026
0.1inWet Days September
3/21 (14%)
Climate (2021–2025)
Sheridan County Airport (25.5 miles)
Annual Average 2021–2025
17.2inMonthly Average 2021–2026
1.4inDaily Average 2021–2026
0.05inWettest Day 29 January, 2023
3.3in