Olo Mountain Weather Forecast

    • 45
    • 48

    Rain

    • 33
    • 48

    Rain

    • 30
    • 40

    Snow Likely

    • 32
    • 44

    Chance Snow

    • 37
    • 46

    Rain

    • 35
    • 45

    Rain/Snow

    • 30
    • 41

    Rain/Snow

Today 19 Mar Cascades of Snohomish and Northern King Counties

Rain and snow. Snow level near 8000 feet. Rainfall Amounts one to three Inches possible. No snow accumulation. Afternoon pass Temperatures in the lower 40s. West wind in the Passes around 10 Mph.

Tonight 19 Mar Cascades of Snohomish and Northern King Counties

Rain and snow. Snow level near 9000 feet. Rainfall Amounts one to three Inches possible. No snow accumulation. Lows around 40. Light wind.

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Olo Mountain Temperature Statistics

March Temperature

Arlington Municipal Airport (13.7 miles)

  • Lowest 2 March, 2026

    27 °F

  • Average March

    43.7 °F

  • Highest 2 March, 2026

    59 °F

Climate (2021–Present)

Arlington Municipal Airport (13.7 miles)

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  • Average Low 2021–2026

    42.6 °F

  • Average 2021–2026

    50.8 °F

  • Average High 2021–2026

    59.9 °F
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