Swinomish Channel - Shelter Bay Weather Forecast

    • 48
    • 53

    Rain

    • 48
    • 56

    Rain

    • 45
    • 57

    Chance Rain

    • 46
    • 58

    Chance Rain

    • 50
    • 58

    Rain

    • 51
    • 59

    Rain

    • 46
    • 56

    Rain

Today 18 Oct Lowlands of Western Skagit and Northwestern Snohomish Counties

A slight chance of rain in the Morning, then a chance of rain in the late morning and early afternoon. Rain at Times late in the afternoon. Rainfall Amounts a quarter to a half inch possible. Highs in the 50s. East wind to 10 Mph increasing to southeast 10 to 20 Mph in the afternoon.

Tonight 18 Oct Lowlands of Western Skagit and Northwestern Snohomish Counties

Windy. Rain until early Morning, then mostly cloudy with a chance of rain late in the night. Rainfall Amounts a half inch to one inch possible. Lows in the 40s. Southeast wind 15 to 30 Mph.

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  • Temperature Forecast NOAA

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Swinomish Channel - Shelter Bay Temperature Statistics

October Temperature

Whidbey Island Naval Air Station - Ault Field (6.8 miles)

  • Lowest 15 October, 2025

    34 °F

  • Average October

    51.1 °F

  • Highest 2 October, 2025

    70 °F

Climate (2020–Present)

Whidbey Island Naval Air Station - Ault Field (6.8 miles)

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  • Average Low 2020–2025

    44.5 °F

  • Average 2020–2025

    50.1 °F

  • Average High 2020–2025

    56.1 °F
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