Coffeepot Lake Weather Forecast
- 38
- 65
Mostly Sunny
- 43
- 70
Mostly Sunny
- 45
- 74
Mostly Sunny
- 44
- 78
Mostly Sunny
- 42
- 69
Mostly Sunny
- 49
- 78
Partly Sunny
- 51
- 80
Partly Sunny
Today 4 May Upper Columbia Basin
Sunny. Highs in the 60s. Northwest wind 5 to 15 Mph with Gusts up to 30 Mph.
Tonight 4 May Upper Columbia Basin
Mostly clear. Lows in the upper 30s to lower 40s. Northwest wind 5 to 15 Mph with Gusts up to 25 Mph.
Coffeepot Lake Temperature Statistics
May Temperature
Grant County Airport (39.8 miles)
Lowest 1 May, 2025
37.9 °FAverage May
62.7 °FHighest 2 May, 2025
81 °F
Climate (2020–Present)
Grant County Airport (39.8 miles)
Average Low 2020–2025
41 °FAverage 2020–2025
52.8 °FAverage High 2020–2025
64.1 °F