Santa Catalina Island - Emerald Bay Weather Forecast

    • 67
    • 80

    Mostly Sunny

    • 68
    • 82

    Mostly Sunny

    • 70
    • 84

    Partly Sunny

    • 69
    • 90

    Partly Sunny

    • 70
    • 88

    Partly Sunny

    • 70
    • 88

    Partly Sunny

Today 23 Aug Catalina and Santa Barbara Islands

Mostly cloudy in the morning then sunny. Highs from the lower to mid 70s near the coast to the 80s interior.

Tonight 23 Aug Catalina and Santa Barbara Islands

Partly cloudy in the evening then mostly clear. Lows in the 60s.

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Santa Catalina Island - Emerald Bay Temperature Statistics

August Temperature

Torrance, Zamperini Field Airport (25.5 miles)

  • Lowest 17 August, 2026

    63.7 °F

  • Average August

    70.6 °F

  • Highest 21 August, 2026

    84.2 °F

Climate (2021–2026)

Torrance, Zamperini Field Airport (25.5 miles)

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  • Average Low 2021–2026

    55.9 °F

  • Average 2021–2026

    65.6 °F

  • Average High 2021–2026

    72.1 °F
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