Whidbey Island - Greenbank Weather Forecast

    • 46
    • 53

    Becoming Sunny

    • 44
    • 54

    Mostly Sunny

    • 45
    • 55

    Mostly Sunny

    • 49
    • 56

    Mostly Cloudy

    • 48
    • 57

    Mostly Cloudy

    • 48
    • 57

    Partly Sunny

Today 10 Oct Island County

Mostly cloudy with a slight chance of rain in the Morning, then sunny in the afternoon. Highs in the 50s to lower 60s. Light wind becoming northwest 10 to 15 Mph in the afternoon.

Tonight 10 Oct Island County

Mostly clear. Lows in the 40s. Northwest wind 10 to 15 Mph becoming north after midnight.

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Whidbey Island - Greenbank Temperature Statistics

October Temperature

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

  • Lowest 4 October, 2026

    45 °F
  • Average October

    53.5 °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

    44.4 °F
  • Average 2021–2026

    50 °F
  • Average High 2021–2026

    55.9 °F
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