Hart Lake Weather Forecast

    • 29
    • 41

    Decreasing Clouds

    • 34
    • 48

    Mostly Sunny

    • 40
    • 53

    Partly Sunny

    • 43
    • 55

    Partly Sunny

    • 38
    • 52

    Chance Rain Showers

    • 36
    • 48

    Partly Sunny

Today 30 May Western Chelan County

Mostly cloudy in the morning then clearing. Highs in the upper 50s to upper 60s. Northwest wind 5 to 15 Mph in the afternoon. Gusts up to 30 Mph. In the Mountains, northwest wind 10 to 20 Mph with Gusts up to 30 Mph.

Tonight 30 May Western Chelan County

Partly cloudy. Lows in the upper 30s to upper 40s. Northwest wind 5 to 15 Mph in the Evening, becoming light and variable. Gusts up to 35 Mph. In the Mountains, northwest wind 15 to 25 Mph with Gusts up to 35 Mph.

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Hart Lake Temperature Statistics

May Temperature

Arlington Municipal Airport (59.7 miles)

  • Lowest 18 May, 2026

    42.1 °F

  • Average May

    57 °F

  • Highest 12 May, 2026

    84 °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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