Mount Baker National Forest Weather Forecast

    • 64
    • 86

    Slight Chance Thunderstorms

    • 58
    • 81

    Chance Thunderstorms

    • 54
    • 69

    Chance Rain Showers

    • 51
    • 70

    Partly Sunny

    • 51
    • 69

    Partly Sunny

    • 51
    • 64

    Chance Rain Showers

Today 30 Jul Cascades of Snohomish and Northern King Counties

Sunny. A slight chance of Thunderstorms late in the afternoon. Snow level near 11500 feet. Afternoon pass Temperatures in the mid 80s. Light wind.

Tonight 30 Jul Cascades of Snohomish and Northern King Counties

Mostly clear. A slight chance of Thunderstorms in the evening. A slight chance of Showers after midnight. Snow level near 12000 feet. Lows in the upper 50s. Light wind.

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Mount Baker National Forest Temperature Statistics

July Temperature

Arlington Municipal Airport (45.4 miles)

  • Lowest 4 July, 2025

    46 °F

  • Average July

    64.2 °F

  • Highest 16 July, 2025

    91 °F

Climate (2020–Present)

Arlington Municipal Airport (45.4 miles)

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  • Average Low 2020–2025

    42.3 °F

  • Average 2020–2025

    50.5 °F

  • Average High 2020–2025

    59.7 °F
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