Hanson Lake Weather Forecast

    • 39
    • 49

    Chance Rain

    • 42
    • 56

    Increasing Clouds

    • 42
    • 59

    Partly Sunny

    • 43
    • 59

    Mostly Cloudy

    • 46
    • 63

    Partly Sunny

    • 46
    • 64

    Partly Sunny

    • 47
    • 65

    Partly Sunny

Today 16 May Foothills and Valleys of Snohomish and Northern King Counties

Mostly cloudy. Rain Showers likely through the day. A chance of Thunderstorms in the afternoon. Rainfall Amounts a quarter to a half inch Possible, except higher Amounts possible in Thunderstorms. Highs in the upper 40s to mid 50s. South wind around 10 Mph becoming west in the Afternoon, Gusts to 20 Mph in the morning.

Tonight 16 May Foothills and Valleys of Snohomish and Northern King Counties

Mostly cloudy. A chance of rain in the Evening, then a slight chance of rain after midnight. Lows in the upper 30s to mid 40s. Light wind.

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Hanson Lake Temperature Statistics

May Temperature

Arlington Municipal Airport (15.5 miles)

  • Lowest 12 May, 2026

    44.6 °F

  • Average May

    58.2 °F

  • Highest 12 May, 2026

    84 °F

Climate (2021–Present)

Arlington Municipal Airport (15.5 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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