Big Snow Lake Weather Forecast

    • 28
    • 40

    Rain/Snow

    • 30
    • 37

    Rain/Snow

    • 23
    • 33

    Snow

    • 21
    • 29

    Mostly Cloudy

    • 27
    • 36

    Mostly Cloudy

    • 31
    • 39

    Mostly Cloudy

Today 24 Dec Cascades of Southern King County

A chance of rain and snow late in the Morning, then rain and snow in the afternoon. Snow level near 6500 feet. Rainfall Amounts less than a tenth of an inch likely. No new snow accumulation. Afternoon pass Temperatures in the upper 30s. Southeast wind in the Passes 10 to 15 Mph. Gusts to 30 Mph in the afternoon.

Tonight 24 Dec Cascades of Southern King County

Mostly cloudy with a slight chance of rain and snow in the Evening, then partly cloudy after midnight. Snow level near 3500 feet. West wind in the Passes around 10 Mph with Gusts to 20 Mph in the evening becoming light.

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Big Snow Lake Temperature Statistics

December Temperature

Stampede Pass (18 miles)

  • Lowest 1 December, 2025

    23 °F

  • Average December

    34.5 °F

  • Highest 13 December, 2025

    51.1 °F

Climate (2020–Present)

Stampede Pass (18 miles)

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  • Average Low 2020–2025

    36.3 °F

  • Average 2020–2025

    41.6 °F

  • Average High 2020–2025

    48.3 °F
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