Capitol Hill Weather Forecast

    • 56
    • 72

    Decreasing Clouds

    • 57
    • 73

    Chance Rain

    • 54
    • 68

    Rain

    • 52
    • 66

    Rain Showers Likely

    • 53
    • 67

    Chance Rain

    • 55
    • 70

    Partly Sunny

Today 31 Aug City of Seattle

Mostly sunny. Highs in the upper 60s to mid 70s. North wind 10 to 15 Mph.

Tonight 31 Aug City of Seattle

Partly cloudy. Lows in the mid to upper 50s. North wind 10 to 15 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

    68.2 °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

    47.2 °F

  • Average 2021–2026

    54.2 °F

  • Average High 2021–2026

    61.6 °F
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