Mount Blum Weather Forecast

    • 44
    • 57

    Mostly Sunny

    • 42
    • 59

    Mostly Sunny

    • 42
    • 56

    Mostly Sunny

    • 42
    • 55

    Mostly Sunny

    • 44
    • 58

    Mostly Sunny

    • 40
    • 53

    Partly Sunny

    • 40
    • 51

    Mostly Cloudy

Today 16 Sep Cascades of Whatcom and Skagit Counties

Sunny. Freezing level near 11500 feet.

Tonight 16 Sep Cascades of Whatcom and Skagit Counties

Clear. Freezing level near 13500 feet.

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Mount Blum Temperature Statistics

September Temperature

Burlington/Mount Vernon, Skagit Regional Airport (46.6 miles)

  • Lowest 3 September, 2026

    50 °F

  • Average September

    60.1 °F

  • Highest 9 September, 2026

    75.2 °F

Climate (2021–2026)

Burlington/Mount Vernon, Skagit Regional Airport (46.6 miles)

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  • Average Low 2021–2026

    43.8 °F

  • Average 2021–2026

    51.2 °F

  • Average High 2021–2026

    59.2 °F
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