Capitol Hill Weather Forecast

    • 45
    • 61

    Decreasing Clouds

    • 45
    • 58

    Increasing Clouds

    • 44
    • 58

    Mostly Cloudy

    • 43
    • 58

    Mostly Sunny

    • 44
    • 61

    Partly Sunny

    • 46
    • 58

    Chance Rain

    • 43
    • 57

    Chance Rain

Today 17 Oct City of Seattle

Mostly cloudy with a slight chance of rain. Highs in the mid to upper 50s.

Tonight 17 Oct City of Seattle

Mostly cloudy in the evening then becoming partly cloudy. Lows in the 40s. Light wind.

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  • Temperature Real-Time

Capitol Hill Temperature Statistics

October Temperature

Boeing Field - King County International Airport (5 miles)

  • Lowest 12 October, 2026

    37.9 °F

  • Average October

    57.1 °F

  • Highest 2 October, 2026

    72 °F

Climate (2021–2026)

Boeing Field - King County International Airport (5 miles)

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  • Average Low 2021–2026

    47.2 °F

  • Average 2021–2026

    54.3 °F

  • Average High 2021–2026

    61.7 °F
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