Santa Catalina Island - Little Harbor Weather Forecast

    • 53
    • 65

    Mostly Sunny

    • 56
    • 68

    Sunny

    • 57
    • 73

    Sunny

    • 56
    • 71

    Sunny

    • 55
    • 67

    Sunny

    • 56
    • 66

    Mostly Sunny

    • 55
    • 66

    Mostly Sunny

Today 7 Dec Catalina and Santa Barbara Islands

Sunny. Highs in the mid 60s.

Tonight 7 Dec Catalina and Santa Barbara Islands

Mostly clear. Lows in the lower to mid 50s.

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Santa Catalina Island - Little Harbor Temperature Statistics

December Temperature

San Clemente Island NALF (25.5 miles)

  • Lowest 2 December, 2025

    50 °F

  • Average December

    61.2 °F

  • Highest 4 December, 2025

    66 °F

Climate (2020–Present)

San Clemente Island NALF (25.5 miles)

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  • Average Low 2020–2025

    56.8 °F

  • Average 2020–2025

    61.3 °F

  • Average High 2020–2025

    66 °F
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