San Clemente Island - Sun Point Weather Forecast

    • 60
    • 67

    Increasing Clouds

    • 60
    • 69

    Chance Rain Showers

    • 58
    • 66

    Rain Showers

    • 59
    • 66

    Rain Showers Likely

    • 58
    • 65

    Rain Showers Likely

    • 57
    • 65

    Chance Rain Showers

Today 29 Dec Catalina and Santa Barbara Islands

Sunny. Highs in the mid 60s to around 70.

Tonight 29 Dec Catalina and Santa Barbara Islands

Clear. Lows in the mid 50s.

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San Clemente Island - Sun Point Temperature Statistics

December Temperature

San Clemente Island NALF (18 miles)

  • Lowest 2 December, 2025

    50 °F

  • Average December

    61.9 °F

  • Highest 9 December, 2025

    70 °F

Climate (2020–Present)

San Clemente Island NALF (18 miles)

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  • Average Low 2020–2025

    56.9 °F

  • Average 2020–2025

    61.3 °F

  • Average High 2020–2025

    66 °F
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