North Cascades National Park Weather Forecast

    • 47
    • 53

    Slight Chance Thunderstorms

    • 47
    • 58

    Mostly Sunny

    • 46
    • 56

    Mostly Sunny

    • 42
    • 51

    Partly Sunny

    • 43
    • 52

    Partly Sunny

    • 43
    • 54

    Mostly Sunny

Today 22 Jul Cascades of Whatcom and Skagit Counties

Mostly sunny. A slight chance of Showers in the morning. A slight chance of snow Showers until late afternoon. A slight chance of Thunderstorms in the afternoon. Areas of smoke early in the afternoon. Snow level near 10000 feet.

Tonight 22 Jul Cascades of Whatcom and Skagit Counties

Mostly clear. Freezing level near 12500 feet.

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North Cascades National Park Temperature Statistics

July Temperature

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

  • Lowest 4 July, 2025

    46.4 °F
  • Average July

    63.3 °F
  • Highest 16 July, 2025

    87.8 °F

Climate (2020–Present)

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

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  • Average Low 2020–2025

    43.7 °F
  • Average 2020–2025

    51.3 °F
  • Average High 2020–2025

    59.8 °F
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