Cape Horn Weather Forecast

    • 55
    • 77

    Increasing Clouds

    • 56
    • 83

    Mostly Sunny

    • 55
    • 79

    Partly Sunny

    • 54
    • 80

    Partly Sunny

    • 56
    • 82

    Mostly Cloudy

    • 56
    • 80

    Mostly Cloudy

    • 55
    • 76

    Mostly Cloudy

Today 12 Aug Olympia and Southern Puget Sound

Mostly sunny until late Afternoon, then a slight chance of Thunderstorms late in the afternoon. Highs in the 70s. Light wind.

Tonight 12 Aug Olympia and Southern Puget Sound

Mostly clear. Lows in the 50s. West wind to 10 Mph.

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Cape Horn Temperature Statistics

August Temperature

Shelton, Shelton Sanderson Field (8.7 miles)

  • Lowest 3 August, 2026

    44.1 °F

  • Average August

    64.2 °F

  • Highest 5 August, 2026

    91.9 °F

Climate (2021–2026)

Shelton, Shelton Sanderson Field (8.7 miles)

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  • Average Low 2021–2026

    41.7 °F

  • Average 2021–2026

    51.2 °F

  • Average High 2021–2026

    61.2 °F
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