Marblemount Weather Forecast

    • 33
    • 47

    Mostly Sunny

    • 37
    • 44

    Rain

    • 34
    • 43

    Rain

    • 28
    • 38

    Snow Showers

    • 24
    • 37

    Snow Showers

    • 20
    • 35

    Snow Showers Likely

Today 29 Jan West Slopes North Cascades and Passes

Sunny. Freezing level near 7500 feet.

Tonight 29 Jan West Slopes North Cascades and Passes

Mostly clear. Freezing level near 6000 feet decreasing to 4000 feet after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Marblemount Temperature Statistics

January Temperature

Arlington Municipal Airport (41 miles)

  • Lowest 25 January, 2025

    19 °F

  • Average January

    35.7 °F

  • Highest 9 January, 2025

    53.1 °F

Climate (2020–Present)

Arlington Municipal Airport (41 miles)

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  • Average Low 2020–2025

    42.2 °F

  • Average 2020–2025

    50.4 °F

  • Average High 2020–2025

    59.5 °F
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