Deception Pass Weather Forecast

    • 53
    • 67

    Chance Rain

    • 53
    • 66

    Chance Rain

    • 52
    • 66

    Mostly Cloudy

    • 51
    • 66

    Mostly Sunny

    • 52
    • 64

    Mostly Sunny

    • 52
    • 66

    Mostly Sunny

    • 53
    • 67

    Partly Sunny

Today 12 Sep Lowlands of Western Skagit and Northwestern Snohomish Counties

Mostly cloudy. Highs in the mid 60s to lower 70s. Light wind becoming west to 10 Mph in the afternoon.

Tonight 12 Sep Lowlands of Western Skagit and Northwestern Snohomish Counties

Cloudy in the Evening, then a slight chance of rain in the late evening and early morning. Cloudy with a chance of rain late in the night. Lows in the lower to mid 50s. West wind to 10 Mph becoming south after midnight.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Deception Pass Temperature Statistics

September Temperature

Whidbey Island Naval Air Station - Ault Field (3.1 miles)

  • Lowest 6 September, 2026

    46.9 °F

  • Average September

    57.5 °F

  • Highest 7 September, 2026

    69.1 °F

Climate (2021–2026)

Whidbey Island Naval Air Station - Ault Field (3.1 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2021–2026

    44.4 °F

  • Average 2021–2026

    50 °F

  • Average High 2021–2026

    55.9 °F
Get WillyWeather+ to remove ads