Santa Catalina Island - Goat Harbor Weather Forecast

    • 58
    • 74

    Dense Fog

    • 58
    • 73

    Dense Fog

    • 57
    • 71

    Mostly Cloudy

    • 57
    • 70

    Mostly Cloudy

    • 58
    • 71

    Patchy Fog

    • 58
    • 73

    Patchy Fog

    • 58
    • 72

    Mostly Cloudy

Today 19 Oct Catalina and Santa Barbara Islands

Mostly cloudy. Highs in the 70s.

Tonight 19 Oct Catalina and Santa Barbara Islands

Low Clouds and fog near the coast early Spreading inland. Fog locally dense with visibility one quarter mile or less. Lows in the mid 50s to around 60.

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Santa Catalina Island - Goat Harbor Temperature Statistics

October Temperature

Avalon Catalina Airport (1.2 miles)

  • Lowest 14 October, 2025

    51.1 °F

  • Average October

    60.9 °F

  • Highest 10 October, 2025

    75.9 °F

Climate (2020–Present)

Avalon Catalina Airport (1.2 miles)

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  • Average Low 2020–2025

    55.8 °F

  • Average 2020–2025

    61.8 °F

  • Average High 2020–2025

    68.4 °F
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