Bluff Lake Weather Forecast

    • 51
    • 58

    Rain Showers Likely

    • 53
    • 62

    Chance Rain Showers

    • 53
    • 65

    Mostly Sunny

    • 51
    • 65

    Mostly Sunny

    • 47
    • 58

    Partly Sunny

    • 48
    • 59

    Partly Sunny

    • 48
    • 61

    Mostly Sunny

Today 21 Jul Cascades of Whatcom and Skagit Counties

Mostly sunny until late afternoon then becoming mostly cloudy. A slight chance of Thunderstorms in the morning. Rain Showers Likely, a chance of Thunderstorms and Showers likely in the afternoon. Snow level near 10000 feet. Rainfall Amounts a quarter to a half inch Possible, except higher Amounts possible in Thunderstorms. No snow accumulation.

Tonight 21 Jul Cascades of Whatcom and Skagit Counties

Mostly cloudy. Showers Likely, a chance of Thunderstorms and Showers likely in the evening. A slight chance of Showers after midnight. Snow level near 10500 feet. Rainfall Amounts a half inch to one inch Possible, except higher Amounts possible in Thunderstorms. No snow accumulation.

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Bluff Lake Temperature Statistics

July Temperature

Arlington Municipal Airport (39.1 miles)

  • Lowest 4 July, 2025

    46 °F
  • Average July

    64.9 °F
  • Highest 16 July, 2025

    91 °F

Climate (2020–Present)

Arlington Municipal Airport (39.1 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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