Swinomish Channel - Shelter Bay Weather Forecast

    • 56
    • 80

    Patchy Smoke

    • 55
    • 71

    Mostly Cloudy

    • 55
    • 70

    Slight Chance Rain

    • 53
    • 67

    Chance Rain

    • 52
    • 66

    Chance Rain

    • 53
    • 66

    Mostly Cloudy

Today 25 Aug Lowlands of Western Skagit and Northwestern Snohomish Counties

Mostly sunny. Patchy smoke through the day. Highs in the upper 70s to mid 80s. Light wind.

Tonight 25 Aug Lowlands of Western Skagit and Northwestern Snohomish Counties

Partly cloudy. Patchy fog in the morning. Lows in the 50s. Southwest wind to 10 Mph becoming south after midnight.

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Swinomish Channel - Shelter Bay Temperature Statistics

August Temperature

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

  • Lowest 3 August, 2026

    48 °F

  • Average August

    56.9 °F

  • Highest 5 August, 2026

    69.1 °F

Climate (2021–2026)

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

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  • Average Low 2021–2026

    44.4 °F

  • Average 2021–2026

    50 °F

  • Average High 2021–2026

    56 °F
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