Swinomish Channel - North Entrance Weather Forecast

    • 50
    • 71

    Increasing Clouds

    • 49
    • 68

    Mostly Cloudy

    • 50
    • 69

    Partly Sunny

    • 52
    • 69

    Mostly Cloudy

    • 51
    • 64

    Mostly Cloudy

    • 51
    • 64

    Mostly Cloudy

Today 18 Sep Lowlands of Western Skagit and Northwestern Snohomish Counties

Sunny. Highs in the mid 60s to lower 70s. Southeast wind to 10 Mph becoming south in the afternoon.

Tonight 18 Sep Lowlands of Western Skagit and Northwestern Snohomish Counties

Partly cloudy. Lows in the upper 40s to mid 50s. Light wind becoming south to 10 Mph after midnight.

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Swinomish Channel - North Entrance Temperature Statistics

September Temperature

Burlington/Mount Vernon, Skagit Regional Airport (4.3 miles)

  • Lowest 16 September, 2026

    46.4 °F

  • Average September

    59.9 °F

  • Highest 9 September, 2026

    75.2 °F

Climate (2021–2026)

Burlington/Mount Vernon, Skagit Regional Airport (4.3 miles)

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  • Average Low 2021–2026

    43.8 °F

  • Average 2021–2026

    51.2 °F

  • Average High 2021–2026

    59.3 °F
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