Hart Lake Weather Forecast

    • 38
    • 42

    Rain Showers

    • 40
    • 49

    Mostly Cloudy

    • 46
    • 60

    Partly Sunny

    • 43
    • 57

    Chance Rain Showers

    • 41
    • 46

    Rain Showers

    • 39
    • 46

    Rain Showers Likely

Today 29 Aug Western Chelan County

Rain and high mountain snow Showers likely in the Morning, then rain Showers, high mountain snow Showers and a chance of Thunderstorms in the afternoon. No high mountain snow accumulation. Snow level 7000 feet. Highs in the upper 50s to upper 60s. West wind 5 to 15 Mph in the afternoon. Gusts up to 30 Mph. Chance of precipitation near 100 percent.

Tonight 29 Aug Western Chelan County

Mostly cloudy with a 20 percent chance of rain Showers. Snow level 7000 feet. Lows in the mid 40s to mid 50s.

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Hart Lake Temperature Statistics

August Temperature

Arlington Municipal Airport (59.7 miles)

  • Lowest 3 August, 2026

    46.4 °F

  • Average August

    64.6 °F

  • Highest 25 August, 2026

    89.1 °F

Climate (2021–2026)

Arlington Municipal Airport (59.7 miles)

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  • Average Low 2021–2026

    42.6 °F

  • Average 2021–2026

    50.9 °F

  • Average High 2021–2026

    59.9 °F
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