Santa Catalina Island - Emerald Bay Weather Forecast

    • 65
    • 76

    Partly Sunny

    • 68
    • 83

    Chance Rain Showers

    • 68
    • 83

    Chance Rain Showers

    • 68
    • 84

    Partly Sunny

    • 69
    • 85

    Mostly Cloudy

    • 69
    • 86

    Partly Sunny

Today 4 Sep Catalina and Santa Barbara Islands

Low Clouds and fog in the morning then partly cloudy. Highs from the lower 70s near the coast to the lower 80s interior.

Tonight 4 Sep Catalina and Santa Barbara Islands

Partly cloudy. Lows in the lower to mid 60s.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Santa Catalina Island - Emerald Bay Temperature Statistics

September Temperature

Torrance, Zamperini Field Airport (25.5 miles)

  • Lowest 2 September, 2026

    60.8 °F

  • Average September

    67.1 °F

  • Highest 1 September, 2026

    78.8 °F

Climate (2021–2026)

Torrance, Zamperini Field Airport (25.5 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2021–2026

    56 °F

  • Average 2021–2026

    65.6 °F

  • Average High 2021–2026

    72.1 °F
Get WillyWeather+ to remove ads