Santa Catalina Island - Isthmus Cove Weather Forecast

    • 60
    • 73

    Increasing Clouds

    • 60
    • 73

    Patchy Fog

    • 60
    • 73

    Patchy Fog

    • 62
    • 75

    Patchy Fog

    • 63
    • 75

    Patchy Fog

    • 62
    • 75

    Patchy Fog

    • 62
    • 74

    Patchy Fog

Today 30 Jul Catalina and Santa Barbara Islands

Low Clouds and fog clearing to the Beaches in the afternoon. Highs from around 70 near the coast to the mid to upper 70s interior.

Tonight 30 Jul Catalina and Santa Barbara Islands

Clear in the evening then Areas of low Clouds and fog. Lows in the mid 50s to around 60.

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Santa Catalina Island - Isthmus Cove Temperature Statistics

July Temperature

Torrance, Zamperini Field Airport (26.1 miles)

  • Lowest 6 July, 2025

    60.8 °F

  • Average July

    70.1 °F

  • Highest 3 July, 2025

    78.8 °F

Climate (2020–Present)

Torrance, Zamperini Field Airport (26.1 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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