Santa Catalina Island - Avalon Bay Weather Forecast

    • 53
    • 71

    Mostly Sunny

    • 54
    • 71

    Mostly Sunny

    • 53
    • 70

    Mostly Sunny

    • 55
    • 70

    Mostly Sunny

    • 59
    • 71

    Mostly Sunny

    • 59
    • 67

    Patchy Fog

    • 59
    • 66

    Patchy Fog

Today 13 Jan Catalina and Santa Barbara Islands

Sunny. Highs in the 70s to around 80.

Tonight 13 Jan Catalina and Santa Barbara Islands

Mostly clear. Lows in the mid 40s to mid 50s.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Santa Catalina Island - Avalon Bay Temperature Statistics

January Temperature

San Clemente Island NALF (26.7 miles)

  • Lowest 8 January, 2026

    57.9 °F

  • Average January

    61.3 °F

  • Highest 5 January, 2026

    64 °F

Climate (2021–Present)

San Clemente Island NALF (26.7 miles)

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  • Average Low 2021–2026

    57 °F

  • Average 2021–2026

    61.4 °F

  • Average High 2021–2026

    66.1 °F
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