Sauk Mountain Weather Forecast

    • 41
    • 54

    Mostly Sunny

    • 40
    • 54

    Increasing Clouds

    • 35
    • 45

    Mostly Cloudy

    • 34
    • 40

    Mostly Cloudy

    • 36
    • 40

    Chance Rain/Snow

    • 36
    • 44

    Slight Chance Rain

    • 36
    • 46

    Partly Sunny

Today 20 Oct Cascades of Whatcom and Skagit Counties

Mostly sunny with a slight chance of rain and snow. Snow level near 5000 feet.

Tonight 20 Oct Cascades of Whatcom and Skagit Counties

Clear. Freezing level near 10500 feet.

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Sauk Mountain Temperature Statistics

October Temperature

Arlington Municipal Airport (35.4 miles)

  • Lowest 12 October, 2026

    32 °F

  • Average October

    53.5 °F

  • Highest 16 October, 2026

    78.1 °F

Climate (2021–2026)

Arlington Municipal Airport (35.4 miles)

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  • Average Low 2021–2026

    42.5 °F

  • Average 2021–2026

    50.9 °F

  • Average High 2021–2026

    60 °F
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