Cape Horn Weather Forecast

    • 57
    • 81

    Mostly Sunny

    • 55
    • 77

    Mostly Sunny

    • 55
    • 76

    Mostly Sunny

    • 57
    • 78

    Mostly Sunny

    • 57
    • 79

    Mostly Sunny

    • 54
    • 74

    Mostly Sunny

Today 4 Aug Coastal Mendocino

Sunny. Highs 81 to 96. Southwest wind around 10 Mph.

Tonight 4 Aug Coastal Mendocino

Partly cloudy in the evening then becoming mostly cloudy. Patchy fog overnight. Lows 50 to 60. Southwest wind around 5 Mph in the evening becoming light.

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Cape Horn Temperature Statistics

August Temperature

Ukiah Municipal Airport (23 miles)

  • Lowest 1 August, 2026

    57.7 °F

  • Average August

    78.8 °F

  • Highest 1 August, 2026

    100.7 °F

Climate (2021–2026)

Ukiah Municipal Airport (23 miles)

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  • Average Low 2021–2026

    47.2 °F

  • Average 2021–2026

    61 °F

  • Average High 2021–2026

    76.2 °F
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