Hart Lake Weather Forecast

    • 49
    • 60

    Mostly Cloudy

    • 48
    • 58

    Rain Showers

    • 50
    • 61

    Slight Chance Thunderstorms

    • 48
    • 63

    Slight Chance Rain Showers

    • 48
    • 63

    Partly Sunny

    • 47
    • 59

    Partly Sunny

    • 46
    • 60

    Partly Sunny

Today 13 Aug Western Chelan County

Mostly cloudy with a chance of Showers and Thunderstorms. Haze and Areas of smoke. Highs in the mid 70s to mid 80s. Chance of precipitation 50 percent. Rainfall Amounts less than a quarter of an Inch, except higher Amounts possible in Thunderstorms.

Tonight 13 Aug Western Chelan County

A chance of Thunderstorms in the evening. Mostly cloudy with a chance of rain Showers. Lows in the mid 50s to mid 60s. Chance of precipitation 50 percent. Rainfall Amounts less than a quarter of an Inch, except higher Amounts possible in Thunderstorms.

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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

    64.1 °F

  • Highest 6 August, 2026

    84.9 °F

Climate (2021–2026)

Arlington Municipal Airport (59.7 miles)

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  • Average Low 2021–2026

    42.5 °F

  • Average 2021–2026

    50.9 °F

  • Average High 2021–2026

    59.8 °F
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