San Clemente Island - Mosquito Cove Weather Forecast

    • 76
    • 87

    Mostly Sunny

    • 72
    • 88

    Mostly Sunny

    • 70
    • 88

    Mostly Sunny

    • 70
    • 87

    Mostly Sunny

    • 70
    • 88

    Mostly Sunny

    • 71
    • 87

    Mostly Sunny

    • 70
    • 87

    Mostly Sunny

Today 2 Oct Catalina and Santa Barbara Islands

Partly cloudy in the morning then sunny. Highs in the 80s to around 90.

Tonight 2 Oct Catalina and Santa Barbara Islands

Mostly clear. Lows in the mid 50s to mid 60s except the mid 70s to around 80 in the Hills.

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San Clemente Island - Mosquito Cove Temperature Statistics

October Temperature

San Clemente Island NALF (14.9 miles)

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Climate (2021–2026)

San Clemente Island NALF (14.9 miles)

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  • Average Low 2021–2026

    57.9 °F

  • Average 2021–2026

    62.5 °F

  • Average High 2021–2026

    66.8 °F
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