Skykomish State Airport Weather Forecast

    • 47
    • 63

    Increasing Clouds

    • 47
    • 65

    Chance Rain

    • 50
    • 76

    Sunny

    • 52
    • 79

    Sunny

    • 51
    • 77

    Mostly Sunny

    • 50
    • 74

    Mostly Sunny

Today 14 Sep Foothills and Valleys of Snohomish and Northern King Counties

Cloudy until late afternoon then becoming partly sunny. Areas of drizzle in the morning. Highs in the 60s. South wind to 10 Mph in the morning becoming light.

Tonight 14 Sep Foothills and Valleys of Snohomish and Northern King Counties

Partly cloudy in the evening then becoming mostly cloudy. Lows in the upper 40s to mid 50s. Light wind.

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Skykomish State Airport Temperature Statistics

September Temperature

Stampede Pass (29.8 miles)

  • Lowest 3 September, 2026

    39.9 °F

  • Average September

    51 °F

  • Highest 9 September, 2026

    71.1 °F

Climate (2021–2026)

Stampede Pass (29.8 miles)

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  • Average Low 2021–2026

    36.1 °F

  • Average 2021–2026

    41.5 °F

  • Average High 2021–2026

    48.2 °F
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