Boardman Lake Weather Forecast

    • 47
    • 62

    Increasing Clouds

    • 49
    • 59

    Mostly Cloudy

    • 48
    • 60

    Rain Likely

    • 46
    • 57

    Slight Chance Rain

    • 48
    • 62

    Partly Sunny

    • 49
    • 64

    Mostly Cloudy

Today 10 Sep Cascades of Snohomish and Northern King Counties

Mostly cloudy in the morning then becoming mostly sunny. Freezing level near 12500 feet. Afternoon pass Temperatures in the upper 50s. West wind in the Passes around 10 Mph with Gusts to 20 Mph.

Tonight 10 Sep Cascades of Snohomish and Northern King Counties

Mostly cloudy. Freezing level near 14000 feet. Lows in the upper 40s. Light wind.

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Boardman Lake Temperature Statistics

September Temperature

Stampede Pass (54.1 miles)

  • Lowest 3 September, 2026

    39.9 °F

  • Average September

    47 °F

  • Highest 1 September, 2026

    61 °F

Climate (2021–2026)

Stampede Pass (54.1 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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