Hart Lake Weather Forecast

    • 44
    • 59

    Mostly Sunny

    • 46
    • 60

    Mostly Sunny

    • 46
    • 58

    Mostly Cloudy

    • 48
    • 59

    Chance Rain Showers

    • 49
    • 61

    Chance Rain Showers

    • 50
    • 63

    Slight Chance Thunderstorms

    • 48
    • 63

    Partly Sunny

Today 10 Aug Western Chelan County

Sunny in the Morning, becoming partly cloudy. Haze. Highs in the mid 70s to mid 80s. West wind 5 to 15 Mph in the afternoon. Gusts up to 30 Mph.

Tonight 10 Aug Western Chelan County

Mostly clear. Patchy smoke. Haze overnight. Lows in the lower 50s to lower 60s. Gusts up to 30 Mph.

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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

    64.7 °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

    42.6 °F

  • Average 2021–2026

    50.9 °F

  • Average High 2021–2026

    59.9 °F
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