Hart Lake Weather Forecast

    • 33
    • 44

    Mostly Cloudy

    • 36
    • 50

    Mostly Sunny

    • 38
    • 53

    Mostly Sunny

    • 30
    • 48

    Breezy

    • 26
    • 34

    Partly Sunny

    • 29
    • 34

    Chance Snow Showers

    • 29
    • 36

    Slight Chance Snow Showers

Today 19 Oct Western Chelan County

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

Tonight 19 Oct Western Chelan County

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

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Hart Lake Temperature Statistics

October Temperature

Arlington Municipal Airport (59.7 miles)

  • Lowest 12 October, 2026

    32 °F

  • Average October

    54 °F

  • Highest 16 October, 2026

    78.1 °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

    60 °F
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