San Clemente Island - Mosquito Cove Weather Forecast

    • 58
    • 69

    Mostly Cloudy

    • 59
    • 66

    Rain Showers

    • 56
    • 70

    Rain Showers Likely

    • 55
    • 69

    Rain Showers Likely

    • 55
    • 69

    Chance Rain Showers

    • 55
    • 68

    Chance Rain Showers

    • 53
    • 67

    Chance Rain Showers

Today 12 Nov Catalina and Santa Barbara Islands

Low Clouds and fog clearing to the Beaches in the afternoon. Highs in the mid 60s to lower 70s.

Tonight 12 Nov Catalina and Santa Barbara Islands

Mostly cloudy. Lows in the mid 50s to around 60.

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  • Temperature Real-Time

San Clemente Island - Mosquito Cove Temperature Statistics

November Temperature

San Clemente Island NALF (14.9 miles)

  • Lowest 4 November, 2025

    55.4 °F

  • Average November

    61.1 °F

  • Highest 8 November, 2025

    69.1 °F

Climate (2020–Present)

San Clemente Island NALF (14.9 miles)

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  • Average Low 2020–2025

    56.8 °F

  • Average 2020–2025

    61.2 °F

  • Average High 2020–2025

    66 °F
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