Whidbey Island - Greenbank Weather Forecast

    • 50
    • 61

    Mostly Cloudy

    • 52
    • 61

    Chance Rain

    • 48
    • 58

    Rain

    • 49
    • 59

    Partly Sunny

    • 50
    • 62

    Partly Sunny

    • 50
    • 62

    Mostly Cloudy

Today 23 May Island County

Partly sunny. Highs in the mid 60s to lower 70s. Southwest wind to 10 Mph becoming west in the afternoon.

Tonight 23 May Island County

Partly cloudy in the evening then becoming mostly cloudy. Lows near 50. West wind 10 to 20 Mph with Gusts to 30 Mph.

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Whidbey Island - Greenbank Temperature Statistics

May Temperature

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

  • Lowest 16 May, 2026

    44.1 °F

  • Average May

    53 °F

  • Highest 3 May, 2026

    66.9 °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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