Lake Sacajawea Rainfall Forecast
- No Rain
- No Rain
- 20%
- 40%
- 25%
- 30%
- 30%
Lake Sacajawea Rainfall Statistics
February Rainfall
Tri-Cities Airport (18.6 miles)
Total Rainfall February
0.4inDaily Average February
0.05inWettest Day 8 February, 2026
0.3inWet Days February
3/11 (27%)
Climate (2010–Present)
Tri-Cities Airport (18.6 miles)
Annual Average 2021–2025
7.1inMonthly Average 2021–2026
0.6inDaily Average 2021–2026
0.02inWettest Day 17 May, 2025
0.7in