Swinomish Channel - La Conner Weather Forecast

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    • 71

    Decreasing Clouds

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    Partly Sunny

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    Partly Sunny

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    Partly Sunny

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    Chance Rain Showers

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    Chance Rain Showers

Today 9 Sep Lowlands of Western Skagit and Northwestern Snohomish Counties

Mostly cloudy until late afternoon then becoming mostly sunny. Highs in the mid 60s to lower 70s. Light wind becoming northwest to 10 Mph in the afternoon.

Tonight 9 Sep Lowlands of Western Skagit and Northwestern Snohomish Counties

Partly cloudy. Lows in the lower to mid 50s. West wind to 10 Mph in the evening becoming light.

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Swinomish Channel - La Conner Temperature Statistics

September Temperature

Burlington/Mount Vernon, Skagit Regional Airport (6.2 miles)

  • Lowest 1 September, 2025

    51.8 °F

  • Average September

    61.4 °F

  • Highest 3 September, 2025

    78.8 °F

Climate (2020–Present)

Burlington/Mount Vernon, Skagit Regional Airport (6.2 miles)

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  • Average Low 2020–2025

    43.7 °F

  • Average 2020–2025

    51.3 °F

  • Average High 2020–2025

    59.7 °F
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