Hanson Lake Weather Forecast

    • 51
    • 66

    Areas Smoke

    • 52
    • 70

    Areas Smoke

    • 53
    • 69

    Rain

    • 48
    • 60

    Chance Rain

    • 53
    • 65

    Partly Sunny

    • 53
    • 69

    Chance Rain

Today 18 Sep Foothills and Valleys of Snohomish and Northern King Counties

Partly sunny until late afternoon then becoming sunny. Highs in the upper 60s to mid 70s. Light wind.

Tonight 18 Sep Foothills and Valleys of Snohomish and Northern King Counties

Mostly clear. Lows near 50. Light wind.

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Hanson Lake Temperature Statistics

September Temperature

Arlington Municipal Airport (15.5 miles)

  • Lowest 16 September, 2025

    46.4 °F

  • Average September

    63.1 °F

  • Highest 16 September, 2025

    90 °F

Climate (2020–Present)

Arlington Municipal Airport (15.5 miles)

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  • Average Low 2020–2025

    42.4 °F

  • Average 2020–2025

    50.6 °F

  • Average High 2020–2025

    59.7 °F
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