Naval Auxiliary Landing Field San Clemente Island Weather Forecast

    • 61
    • 71

    Increasing Clouds

    • 61
    • 69

    Mostly Cloudy

    • 60
    • 69

    Mostly Cloudy

    • 60
    • 69

    Slight Chance Rain Showers

    • 60
    • 67

    Rain Showers Likely

    • 63
    • 71

    Slight Chance Rain Showers

    • 63
    • 73

    Partly Sunny

Today 27 Oct Catalina and Santa Barbara Islands

Partly cloudy. Highs in the lower to mid 70s.

Tonight 27 Oct Catalina and Santa Barbara Islands

Cloudy. Patchy fog after midnight. Lows in the upper 40s and 50s.

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Naval Auxiliary Landing Field San Clemente Island Temperature Statistics

October Temperature

San Clemente Island NALF (0 miles)

  • Lowest 11 October, 2026

    60.1 °F

  • Average October

    71.1 °F

  • Highest 3 October, 2026

    95 °F

Climate (2021–2026)

San Clemente Island NALF (0 miles)

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  • Average Low 2021–2026

    58.1 °F

  • Average 2021–2026

    62.6 °F

  • Average High 2021–2026

    67 °F
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