North Cascades National Park Weather Forecast

    • 44
    • 55

    Mostly Sunny

    • 42
    • 55

    Mostly Sunny

    • 40
    • 50

    Mostly Sunny

    • 44
    • 54

    Mostly Sunny

    • 48
    • 58

    Mostly Sunny

    • 47
    • 59

    Mostly Sunny

Today 18 Jun Cascades of Whatcom and Skagit Counties

Sunny. Freezing level near 12500 feet.

Tonight 18 Jun Cascades of Whatcom and Skagit Counties

Mostly clear. Freezing level near 13000 feet.

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North Cascades National Park Temperature Statistics

June Temperature

Burlington/Mount Vernon, Skagit Regional Airport (55.3 miles)

  • Lowest 1 June, 2026

    42.8 °F

  • Average June

    59.1 °F

  • Highest 14 June, 2026

    82.4 °F

Climate (2021–2026)

Burlington/Mount Vernon, Skagit Regional Airport (55.3 miles)

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  • Average Low 2021–2026

    43.9 °F

  • Average 2021–2026

    51.3 °F

  • Average High 2021–2026

    59.5 °F
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