Whidbey Island - Greenbank Weather Forecast

    • 45
    • 50

    Increasing Clouds

    • 42
    • 50

    Mostly Cloudy

    • 47
    • 51

    Mostly Cloudy

    • 44
    • 52

    Mostly Cloudy

    • 46
    • 53

    Slight Chance Rain

    • 47
    • 53

    Chance Rain

Today 31 Oct Island County

Mostly sunny. Patchy fog late in the morning. Highs in the upper 40s to mid 50s. Light wind becoming northwest to 10 Mph in the afternoon.

Tonight 31 Oct Island County

Mostly cloudy. Lows in the mid 30s to lower 40s. Northwest wind to 10 Mph.

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Whidbey Island - Greenbank Temperature Statistics

October Temperature

Whidbey Island Naval Air Station - Ault Field (17.4 miles)

  • Lowest 11 October, 2026

    37.9 °F

  • Average October

    50.3 °F

  • Highest 5 October, 2026

    64.9 °F

Climate (2021–2026)

Whidbey Island Naval Air Station - Ault Field (17.4 miles)

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  • Average Low 2021–2026

    44.3 °F

  • Average 2021–2026

    49.9 °F

  • Average High 2021–2026

    55.9 °F
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