Hermiston Rainfall Forecast
- 85%
- 70%
- 85%
- 75%
- 30%
- 10%
- 10%
Hermiston Rainfall Statistics
December Rainfall
Hermiston, Hermiston Municipal Airport (1.2 miles)
Total Rainfall December
0.3inDaily Average December
0.1inWettest Day 4 December, 2025
0.3inWet Days December
2/7 (29%)
Climate (2010–Present)
Hermiston, Hermiston Municipal Airport (1.2 miles)
Annual Average 2020–2024
8.2inMonthly Average 2020–2025
0.8inDaily Average 2020–2025
0.03inWettest Day 5 May, 2024
1.1in