Hart Lake Weather Forecast

    • 39
    • 45

    Mostly Cloudy

    • 36
    • 47

    Partly Sunny

    • 39
    • 50

    Mostly Sunny

    • 37
    • 54

    Partly Sunny

    • 29
    • 40

    Chance Rain Showers

    • 32
    • 42

    Chance Snow Showers

    • 30
    • 35

    Chance Rain/Snow

Today 13 Oct Western Chelan County

Mostly sunny. Highs in the upper 50s to upper 60s.

Tonight 13 Oct Western Chelan County

Mostly cloudy. Lows in the upper 30s to lower 40s.

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Hart Lake Temperature Statistics

October Temperature

Arlington Municipal Airport (59.7 miles)

  • Lowest 11 October, 2026

    34 °F

  • Average October

    54.5 °F

  • Highest 2 October, 2026

    71.1 °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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