Santa Catalina Island - Sullivans Beach Weather Forecast

    • 56
    • 64

    Dense Fog

    • 54
    • 75

    Dense Fog

    • 52
    • 65

    Mostly Cloudy

    • 53
    • 64

    Mostly Cloudy

    • 54
    • 63

    Patchy Fog

    • 53
    • 64

    Patchy Fog

    • 53
    • 64

    Patchy Fog

Today 10 Apr Catalina and Santa Barbara Islands

Partly cloudy. Highs from the lower to mid 60s near the coast to the lower 70s interior.

Tonight 10 Apr Catalina and Santa Barbara Islands

Low Clouds and fog in the evening then partly cloudy. Visibility one quarter mile or less. Lows in the upper 40s and 50s.

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Santa Catalina Island - Sullivans Beach Temperature Statistics

April Temperature

Torrance, Zamperini Field Airport (25.5 miles)

  • Lowest 3 April, 2025

    44.6 °F

  • Average April

    61.9 °F

  • Highest 5 April, 2025

    78.8 °F

Climate (2020–Present)

Torrance, Zamperini Field Airport (25.5 miles)

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  • Average Low 2020–2025

    56.6 °F

  • Average 2020–2025

    65.9 °F

  • Average High 2020–2025

    72 °F
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