Weeden Lake Weather Forecast

    • 43
    • 56

    Rain Showers Likely

    • 44
    • 59

    Chance Rain Showers

    • 47
    • 64

    Partly Sunny

    • 47
    • 57

    Chance Rain

    • 48
    • 62

    Partly Sunny

    • 52
    • 69

    Mostly Sunny

Today 4 Sep Cascades of Snohomish and Northern King Counties

Mostly cloudy. A chance of Showers in the morning. A chance of Thunderstorms and a slight chance of snow Showers in the afternoon. Snow level near 7000 feet. No snow accumulation. Afternoon pass Temperatures in the mid 50s. Light wind.

Tonight 4 Sep Cascades of Snohomish and Northern King Counties

Mostly cloudy. A chance of Showers, snow Showers and a slight chance of Thunderstorms in the Evening, then a slight chance of Showers late in the evening. A slight chance of Showers in the morning. Snow level near 7500 feet. Lows around 40. Light wind.

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Weeden Lake Temperature Statistics

September Temperature

Arlington Municipal Airport (34.2 miles)

  • Lowest 1 September, 2026

    51.1 °F

  • Average September

    61.1 °F

  • Highest 1 September, 2026

    70 °F

Climate (2021–2026)

Arlington Municipal Airport (34.2 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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