Swinomish Channel - Shelter Bay Weather Forecast

    • 50
    • 67

    Mostly Cloudy

    • 53
    • 67

    Mostly Cloudy

    • 48
    • 62

    Rain

    • 49
    • 62

    Partly Sunny

    • 50
    • 66

    Partly Sunny

    • 51
    • 67

    Partly Sunny

Today 23 May Lowlands of Western Skagit and Northwestern Snohomish Counties

Partly sunny. Patchy fog in the morning. Highs in the 60s to lower 70s. South wind 10 to 15 Mph becoming southwest in the afternoon.

Tonight 23 May Lowlands of Western Skagit and Northwestern Snohomish Counties

Partly cloudy in the evening then becoming mostly cloudy. Lows in the mid 40s to lower 50s. Southwest wind 10 to 20 Mph becoming south 10 to 15 Mph after midnight. Gusts to 30 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Swinomish Channel - Shelter Bay Temperature Statistics

May Temperature

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

  • Lowest 21 May, 2026

    43 °F

  • Average May

    53 °F

  • Highest 3 May, 2026

    66.9 °F

Climate (2021–Present)

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

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  • Average Low 2021–2026

    44.5 °F

  • Average 2021–2026

    50.1 °F

  • Average High 2021–2026

    56.1 °F
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