H Lake Weather Forecast
- 58
- 80
Rain Showers Likely
- 52
- 79
Rain Showers Likely
- 54
- 81
Partly Sunny
- 55
- 81
Partly Sunny
- 54
- 84
Mostly Sunny
- 52
- 85
Sunny
Today 15 Aug Upper Columbia Basin
Mostly cloudy with a chance of rain Showers in the Morning, then partly cloudy in the afternoon. Highs in the lower to mid 80s. South wind 5 to 15 Mph with Gusts up to 25 Mph. Chance of precipitation 20 percent.
Tonight 15 Aug Upper Columbia Basin
Mostly cloudy. A chance of Showers overnight. Lows in the upper 50s to mid 60s. Southwest wind 5 to 15 Mph with Gusts up to 25 Mph. Chance of precipitation 50 percent. Rainfall Amounts less than a tenth of an inch.
H Lake Temperature Statistics
August Temperature
Grant County Airport (44.1 miles)
Lowest 4 August, 2025
54.6 °FAverage August
74.4 °FHighest 11 August, 2025
100 °F
Climate (2020–Present)
Grant County Airport (44.1 miles)
Average Low 2020–2025
40.9 °FAverage 2020–2025
52.7 °FAverage High 2020–2025
64.2 °F