Mount Stickney Weather Forecast

    • 52
    • 66

    Increasing Clouds

    • 45
    • 54

    Rain Showers

    • 52
    • 60

    Mostly Sunny

    • 54
    • 72

    Mostly Sunny

    • 47
    • 61

    Chance Rain Showers

    • 48
    • 58

    Slight Chance Rain Showers

    • 50
    • 62

    Slight Chance Rain Showers

Today 13 Sep Cascades of Snohomish and Northern King Counties

Mostly sunny. Areas of smoke in the morning. Freezing level near 13500 feet. Afternoon pass Temperatures around 70. Light wind.

Tonight 13 Sep Cascades of Snohomish and Northern King Counties

Partly cloudy in the Evening, then mostly cloudy with a slight chance of Showers after midnight. Snow level near 9500 feet. Lows in the upper 40s. Light wind.

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Mount Stickney Temperature Statistics

September Temperature

Arlington Municipal Airport (31.1 miles)

  • Lowest 9 September, 2025

    51.8 °F

  • Average September

    63.3 °F

  • Highest 3 September, 2025

    81 °F

Climate (2020–Present)

Arlington Municipal Airport (31.1 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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