Whidbey Island - Greenbank Weather Forecast

    • 54
    • 60

    Chance Rain

    • 53
    • 62

    Partly Sunny

    • 54
    • 65

    Partly Sunny

    • 54
    • 66

    Mostly Cloudy

    • 53
    • 64

    Chance Rain

    • 52
    • 63

    Slight Chance Rain

Today 22 Aug Island County

Cloudy in the morning then becoming partly sunny. A slight chance of Showers in the morning. A chance of Showers early in the Afternoon, then a slight chance of Showers late in the afternoon. Highs in the mid 60s to lower 70s. South wind 10 to 15 Mph.

Tonight 22 Aug Island County

Partly cloudy in the Evening, then mostly cloudy with a slight chance of Showers after midnight. Lows in the mid to upper 50s. West wind 10 to 15 Mph becoming southwest after midnight.

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Whidbey Island - Greenbank Temperature Statistics

August Temperature

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

  • Lowest 3 August, 2026

    48 °F

  • Average August

    56.6 °F

  • Highest 5 August, 2026

    69.1 °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

    56 °F
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