Northwest Island Weather Forecast

    • 43
    • 57

    Mostly Sunny

    • 45
    • 56

    Increasing Clouds

    • 49
    • 56

    Mostly Cloudy

    • 50
    • 58

    Mostly Cloudy

    • 49
    • 56

    Partly Sunny

    • 51
    • 59

    Slight Chance Rain

    • 48
    • 55

    Chance Rain

Today 11 Oct Lowlands of Western Skagit and Northwestern Snohomish Counties

Mostly cloudy. A slight chance of rain in the afternoon. Highs near 60.

Tonight 11 Oct Lowlands of Western Skagit and Northwestern Snohomish Counties

Clear. Lows in the upper 30s to mid 40s. Northwest wind 10 to 15 Mph in the evening becoming light.

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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 4 October, 2026

    45 °F

  • Average October

    53.3 °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

    44.4 °F

  • Average 2021–2026

    50 °F

  • Average High 2021–2026

    55.9 °F
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