Bluff Lake Weather Forecast

    • 52
    • 63

    Mostly Sunny

    • 52
    • 61

    Mostly Sunny

    • 50
    • 63

    Partly Sunny

    • 47
    • 55

    Chance Rain

    • 46
    • 49

    Chance Rain

    • 47
    • 52

    Chance Rain

Today 17 Sep Cascades of Whatcom and Skagit Counties

Sunny. Areas of smoke in the morning. Freezing level near 13500 feet.

Tonight 17 Sep Cascades of Whatcom and Skagit Counties

Partly cloudy. Freezing level near 12500 feet.

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Bluff Lake Temperature Statistics

September Temperature

Arlington Municipal Airport (39.1 miles)

  • Lowest 9 September, 2025

    51.8 °F

  • Average September

    62.8 °F

  • Highest 3 September, 2025

    81 °F

Climate (2020–Present)

Arlington Municipal Airport (39.1 miles)

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  • Average Low 2020–2025

    42.4 °F

  • Average 2020–2025

    50.6 °F

  • Average High 2020–2025

    59.7 °F
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