Santa Catalina Island - White Cove Weather Forecast

    • 67
    • 77

    Increasing Clouds

    • 67
    • 76

    Increasing Clouds

    • 68
    • 75

    Patchy Fog

    • 68
    • 77

    Partly Sunny

    • 68
    • 77

    Partly Sunny

    • 67
    • 76

    Mostly Sunny

    • 67
    • 75

    Mostly Sunny

Today 18 Aug Catalina and Santa Barbara Islands

Mostly cloudy in the morning then partly cloudy. Highs from the mid 70s to around 80 near the coast to the mid 80s to around 90 interior.

Tonight 18 Aug Catalina and Santa Barbara Islands

Partly cloudy in the evening then mostly cloudy. Lows in the lower to mid 60s.

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Santa Catalina Island - White Cove Temperature Statistics

August Temperature

Avalon Catalina Airport (2.5 miles)

  • Lowest 4 August, 2026

    59.6 °F

  • Average August

    71.4 °F

  • Highest 1 August, 2026

    92.6 °F

Climate (2021–2026)

Avalon Catalina Airport (2.5 miles)

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  • Average Low 2021–2026

    56.2 °F

  • Average 2021–2026

    62.4 °F

  • Average High 2021–2026

    68.9 °F
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