Capitol Hill Weather Forecast

    • 57
    • 77

    Increasing Clouds

    • 58
    • 77

    Partly Sunny

    • 58
    • 78

    Partly Sunny

    • 58
    • 76

    Partly Sunny

    • 58
    • 78

    Partly Sunny

    • 58
    • 77

    Mostly Cloudy

Today 16 Aug City of Seattle

Cloudy in the morning then becoming partly sunny. Highs in the 70s. Light wind.

Tonight 16 Aug City of Seattle

Partly cloudy in the evening then becoming mostly cloudy. Lows in the mid 50s to lower 60s. North wind around 10 Mph in the evening becoming light.

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  • Temperature Real-Time

Capitol Hill Temperature Statistics

August Temperature

Boeing Field - King County International Airport (5 miles)

  • Lowest 3 August, 2026

    55 °F

  • Average August

    68.7 °F

  • Highest 6 August, 2026

    86 °F

Climate (2021–2026)

Boeing Field - King County International Airport (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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