H Lake Weather Forecast
- 36
- 59
Mostly Sunny
- 36
- 62
Partly Sunny
- 42
- 58
Mostly Cloudy
- 39
- 61
Rain Likely
- 34
- 55
Rain Likely
- 29
- 51
Chance Rain
Today 21 Oct Upper Columbia Basin
Mostly sunny. Highs in the upper 50s to lower 60s. Southeast wind 5 to 10 Mph.
Tonight 21 Oct Upper Columbia Basin
Mostly clear. Lows in the mid to upper 30s. Northeast wind 5 to 10 Mph.
H Lake Temperature Statistics
October Temperature
Grant County Airport (44.1 miles)
Lowest 16 October, 2025
28 °FAverage October
52.4 °FHighest 8 October, 2025
73 °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