Santa Catalina Island - Emerald Bay Weather Forecast

    • 55
    • 64

    Gradual Clearing

    • 54
    • 67

    Rain Likely

    • 56
    • 65

    Mostly Sunny

    • 56
    • 69

    Partly Sunny

    • 56
    • 69

    Partly Sunny

    • 56
    • 68

    Partly Sunny

Today 20 Apr Catalina and Santa Barbara Islands

Mostly cloudy in the morning then sunny. Highs in the mid to upper 60s.

Tonight 20 Apr Catalina and Santa Barbara Islands

Partly cloudy. Lows in the upper 40s to mid 50s.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Santa Catalina Island - Emerald Bay Temperature Statistics

April Temperature

Torrance, Zamperini Field Airport (25.5 miles)

  • Lowest 15 April, 2026

    51.8 °F

  • Average April

    66.7 °F

  • Highest 4 April, 2026

    84.2 °F

Climate (2021–Present)

Torrance, Zamperini Field Airport (25.5 miles)

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  • Average Low 2021–2026

    55.9 °F

  • Average 2021–2026

    65.7 °F

  • Average High 2021–2026

    72.1 °F
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