Coulee Dam Rainfall Forecast
- 90%
- 70%
- 55%
- No Rain
- No Rain
- No Rain
- No Rain
Coulee Dam Rainfall Statistics
December Rainfall
Omak Airport (42.3 miles)
Total Rainfall December
1.1inDaily Average December
0.05inWettest Day 9 December, 2025
0.3inWet Days December
12/24 (50%)
Climate (2010–Present)
Omak Airport (42.3 miles)
Annual Average 2020–2024
11.4inMonthly Average 2020–2025
0.9inDaily Average 2020–2025
0.03inWettest Day 10 December, 2022
0.9in