Harbor Island Weather Forecast

    • 48
    • 59

    Increasing Clouds

    • 48
    • 53

    Rain

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    • 53

    Rain

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    • 51

    Rain

    • 48
    • 54

    Rain

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    Rain

Today 2 Mar City of Seattle

Sunny. Highs in the upper 50s. Light wind becoming south to 10 Mph in the afternoon.

Tonight 2 Mar City of Seattle

Partly cloudy in the evening then becoming mostly cloudy. Lows in the mid to upper 40s. South wind to 10 Mph.

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Harbor Island Temperature Statistics

March Temperature

Boeing Field - King County International Airport (2.5 miles)

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Climate (2021–Present)

Boeing Field - King County International Airport (2.5 miles)

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  • Average Low 2021–2026

    47.1 °F

  • Average 2021–2026

    54.2 °F

  • Average High 2021–2026

    61.6 °F
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