Santa Catalina Island - Catalina Harbor Weather Forecast

    • 62
    • 70

    Becoming Sunny

    • 63
    • 70

    Mostly Cloudy

    • 63
    • 70

    Cloudy

    • 62
    • 70

    Partly Sunny

    • 63
    • 71

    Partly Sunny

    • 63
    • 70

    Partly Sunny

Today 2 Aug Catalina and Santa Barbara Islands

Cloudy in the morning then sunny. Highs from the upper 60s near the coast to the upper 70s interior.

Tonight 2 Aug Catalina and Santa Barbara Islands

Clear in the evening then cloudy. Lows in the mid 50s to around 60.

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Santa Catalina Island - Catalina Harbor Temperature Statistics

August Temperature

Torrance, Zamperini Field Airport (26.7 miles)

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  • Average August

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Climate (2020–Present)

Torrance, Zamperini Field Airport (26.7 miles)

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  • Average Low 2020–2025

    56.4 °F

  • Average 2020–2025

    65.8 °F

  • Average High 2020–2025

    71.9 °F
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