Santa Catalina Island - Emerald Bay Weather Forecast

    • 66
    • 81

    Increasing Clouds

    • 65
    • 85

    Patchy Fog

    • 66
    • 83

    Mostly Cloudy

    • 66
    • 81

    Partly Sunny

    • 66
    • 84

    Partly Sunny

    • 65
    • 83

    Partly Sunny

Today 17 Aug Catalina and Santa Barbara Islands

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

Tonight 17 Aug Catalina and Santa Barbara Islands

Partly cloudy in the evening then Areas of low Clouds and fog. Lows in the lower to mid 60s.

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  • Temperature Real-Time

Santa Catalina Island - Emerald Bay Temperature Statistics

August Temperature

Torrance, Zamperini Field Airport (25.5 miles)

  • Lowest 4 August, 2026

    65.3 °F

  • Average August

    70.7 °F

  • Highest 1 August, 2026

    80.6 °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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