Lake Sacajawea Rainfall Forecast
- 60%
- 35%
- 50%
- 35%
- No Rain
- No Rain
- No Rain
Lake Sacajawea Rainfall Statistics
December Rainfall
Tri-Cities Airport (18.6 miles)
Total Rainfall December
1.3inDaily Average December
0.1inWettest Day 17 December, 2025
0.4inWet Days December
8/23 (35%)
Climate (2010–Present)
Tri-Cities Airport (18.6 miles)
Annual Average 2020–2024
6.6inMonthly Average 2020–2025
0.6inDaily Average 2020–2025
0.02inWettest Day 17 May, 2025
0.7in