Upper Jordan Lake Weather Forecast

    • 51
    • 66

    Mostly Sunny

    • 49
    • 63

    Partly Sunny

    • 45
    • 56

    Mostly Cloudy

    • 46
    • 57

    Partly Sunny

    • 48
    • 60

    Mostly Sunny

    • 52
    • 66

    Mostly Sunny

Today 23 Jul Cascades of Whatcom and Skagit Counties

Sunny. Freezing level near 12500 feet.

Tonight 23 Jul Cascades of Whatcom and Skagit Counties

Mostly clear. Freezing level near 14500 feet.

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Upper Jordan Lake Temperature Statistics

July Temperature

Arlington Municipal Airport (42.9 miles)

  • Lowest 4 July, 2025

    46 °F

  • Average July

    64.7 °F

  • Highest 16 July, 2025

    91 °F

Climate (2020–Present)

Arlington Municipal Airport (42.9 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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