Avalon Weather Forecast

    • 62
    • 69

    Patchy Fog

    • 63
    • 68

    Mostly Cloudy

    • 64
    • 70

    Mostly Sunny

    • 65
    • 77

    Mostly Sunny

    • 64
    • 77

    Patchy Fog

    • 63
    • 73

    Patchy Fog

    • 64
    • 71

    Patchy Fog

Today 25 Oct Catalina and Santa Barbara Islands

Sunny except for Areas of low Clouds and fog. Highs in the upper 60s to mid 70s.

Tonight 25 Oct Catalina and Santa Barbara Islands

Areas of low Clouds and fog. Lows in the mid 50s to around 60.

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Avalon Temperature Statistics

October Temperature

San Clemente Island NALF (26.1 miles)

  • Lowest 17 October, 2025

    53.1 °F

  • Average October

    65.6 °F

  • Highest 18 October, 2025

    75 °F

Climate (2020–Present)

San Clemente Island NALF (26.1 miles)

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  • Average Low 2020–2025

    56.7 °F

  • Average 2020–2025

    61.2 °F

  • Average High 2020–2025

    66 °F
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