Dewey Weather Forecast

    • 38
    • 45

    Increasing Clouds

    • 40
    • 46

    Rain

    • 38
    • 46

    Mostly Cloudy

    • 40
    • 45

    Mostly Cloudy

    • 43
    • 46

    Rain

    • 45
    • 51

    Rain

    • 44
    • 50

    Rain

Today 30 Nov Lowlands of Western Skagit and Northwestern Snohomish Counties

Mostly sunny. Highs in the 40s. Light wind.

Tonight 30 Nov Lowlands of Western Skagit and Northwestern Snohomish Counties

Partly cloudy in the evening then becoming mostly cloudy. Lows in the 30s. Light wind.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Dewey Temperature Statistics

November Temperature

Whidbey Island Naval Air Station - Ault Field (5 miles)

  • Lowest 18 November, 2025

    34 °F

  • Average November

    47.5 °F

  • Highest 5 November, 2025

    57.9 °F

Climate (2020–Present)

Whidbey Island Naval Air Station - Ault Field (5 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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