Hart Lake Weather Forecast

    • 37
    • 51

    Mostly Cloudy

    • 34
    • 48

    Mostly Cloudy

    • 37
    • 51

    Mostly Sunny

    • 42
    • 57

    Chance Rain Showers

    • 37
    • 51

    Slight Chance Rain/Snow

    • 33
    • 47

    Chance Rain/Snow

Today 9 May Western Chelan County

Partly cloudy. Highs in the upper 60s to upper 70s.

Tonight 9 May Western Chelan County

Mostly cloudy. Lows in the mid 40s to mid 50s.

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Hart Lake Temperature Statistics

May Temperature

Arlington Municipal Airport (59.7 miles)

  • Lowest 1 May, 2026

    46 °F

  • Average May

    59.7 °F

  • Highest 4 May, 2026

    79 °F

Climate (2021–Present)

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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