Whidbey Island - Greenbank Weather Forecast

    • 42
    • 52

    Sunny

    • 44
    • 54

    Mostly Sunny

    • 45
    • 56

    Mostly Sunny

    • 47
    • 59

    Partly Sunny

    • 46
    • 52

    Chance Rain

    • 45
    • 52

    Chance Rain

    • 45
    • 52

    Mostly Cloudy

Today 7 Apr Island County

Sunny. Highs in the lower to mid 50s. Northwest wind around 10 Mph.

Tonight 7 Apr Island County

Mostly clear. Lows near 40. Light wind.

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Whidbey Island - Greenbank Temperature Statistics

April Temperature

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

  • Lowest 4 April, 2026

    37.9 °F

  • Average April

    47.7 °F

  • Highest 3 April, 2026

    57 °F

Climate (2021–Present)

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

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  • Average Low 2021–2026

    44.5 °F

  • Average 2021–2026

    50.1 °F

  • Average High 2021–2026

    56.1 °F
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