Bluff Lake Weather Forecast

    • 41
    • 50

    Mostly Cloudy

    • 41
    • 50

    Mostly Cloudy

    • 42
    • 52

    Rain

    • 37
    • 43

    Rain Showers

    • 37
    • 45

    Mostly Cloudy

    • 39
    • 45

    Chance Rain

Today 22 Sep Cascades of Whatcom and Skagit Counties

Mostly sunny. Freezing level near 10500 feet.

Tonight 22 Sep Cascades of Whatcom and Skagit Counties

Mostly cloudy. A slight chance of rain after midnight. Snow level near 6500 feet.

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Bluff Lake Temperature Statistics

September Temperature

Arlington Municipal Airport (39.1 miles)

  • Lowest 16 September, 2026

    44.1 °F

  • Average September

    59.3 °F

  • Highest 9 September, 2026

    78.1 °F

Climate (2021–2026)

Arlington Municipal Airport (39.1 miles)

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  • Average Low 2021–2026

    42.6 °F

  • Average 2021–2026

    50.9 °F

  • Average High 2021–2026

    59.9 °F
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