San Clemente Island - Mosquito Cove Weather Forecast

    • 57
    • 69

    Increasing Clouds

    • 54
    • 70

    Partly Sunny

    • 54
    • 67

    Mostly Cloudy

    • 54
    • 69

    Mostly Cloudy

    • 54
    • 67

    Mostly Cloudy

    • 54
    • 67

    Mostly Cloudy

Today 26 Jun Catalina and Santa Barbara Islands

Low Clouds and fog. Highs from the mid 60s near the coast to the mid 70s interior.

Tonight 26 Jun Catalina and Santa Barbara Islands

Low Clouds and fog. Lows in the mid 50s to around 60.

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  • Temperature Real-Time

San Clemente Island - Mosquito Cove Temperature Statistics

June Temperature

San Clemente Island NALF (14.9 miles)

  • Lowest 3 June, 2026

    62.1 °F

  • Average June

    70.2 °F

  • Highest 4 June, 2026

    77 °F

Climate (2021–2026)

San Clemente Island NALF (14.9 miles)

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  • Average Low 2021–2026

    57.7 °F

  • Average 2021–2026

    62.1 °F

  • Average High 2021–2026

    66.5 °F
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