Hat Rock State Park Rainfall Forecast
- 30%
- 50%
- No Rain
- 30%
- 40%
- 35%
- 30%
Hat Rock State Park Rainfall Statistics
December Rainfall
Hermiston, Hermiston Municipal Airport (7.5 miles)
Total Rainfall December
–Daily Average December
–Wettest Day 1 December, 2025
–Wet Days December
–
Climate (2010–Present)
Hermiston, Hermiston Municipal Airport (7.5 miles)
Annual Average 2020–2024
8.2inMonthly Average 2020–2025
0.8inDaily Average 2020–2025
0.03inWettest Day 5 May, 2024
1.1in