Deception Pass State Park Weather Forecast

    • 57
    • 76

    Decreasing Clouds

    • 58
    • 78

    Partly Sunny

    • 55
    • 69

    Partly Sunny

    • 54
    • 66

    Partly Sunny

    • 53
    • 65

    Mostly Cloudy

    • 53
    • 64

    Mostly Cloudy

Today 21 Jul Island County

Partly sunny. Highs in the mid 70s to lower 80s. Light wind becoming west to 10 Mph in the afternoon.

Tonight 21 Jul Island County

Partly cloudy. Lows in the mid 50s to lower 60s. Northwest wind to 10 Mph in the evening becoming light.

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  • Temperature Real-Time

Deception Pass State Park Temperature Statistics

July Temperature

Whidbey Island Naval Air Station - Ault Field (3.7 miles)

  • Lowest 14 July, 2026

    46 °F

  • Average July

    56.3 °F

  • Highest 13 July, 2026

    66 °F

Climate (2021–2026)

Whidbey Island Naval Air Station - Ault Field (3.7 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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