Northwest Island Weather Forecast

    • 47
    • 54

    Increasing Clouds

    • 45
    • 55

    Mostly Cloudy

    • 46
    • 56

    Mostly Sunny

    • 46
    • 54

    Mostly Cloudy

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    • 53

    Chance Rain

    • 45
    • 52

    Slight Chance Rain

Today 18 Oct Lowlands of Western Skagit and Northwestern Snohomish Counties

Partly sunny. Patchy fog in the morning. Highs in the 50s. Light wind becoming northwest to 10 Mph in the afternoon.

Tonight 18 Oct Lowlands of Western Skagit and Northwestern Snohomish Counties

Cloudy. Lows in the 40s. Light wind.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Northwest Island Temperature Statistics

October Temperature

Whidbey Island Naval Air Station - Ault Field (4.3 miles)

  • Lowest 11 October, 2026

    37.9 °F

  • Average October

    52.3 °F

  • Highest 5 October, 2026

    64.9 °F

Climate (2021–2026)

Whidbey Island Naval Air Station - Ault Field (4.3 miles)

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  • Average Low 2021–2026

    44.3 °F

  • Average 2021–2026

    50 °F

  • Average High 2021–2026

    55.9 °F
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