Santa Catalina Island - Star Bay Weather Forecast

    • 64
    • 71

    Becoming Sunny

    • 65
    • 72

    Slight Chance Thunderstorms

    • 66
    • 73

    Mostly Cloudy

    • 65
    • 74

    Slight Chance Thunderstorms

    • 66
    • 72

    Slight Chance Rain Showers

    • 65
    • 71

    Patchy Fog

Today 15 Sep Catalina and Santa Barbara Islands

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

Tonight 15 Sep Catalina and Santa Barbara Islands

Clear in the evening then low Clouds and fog. Lows in the lower to mid 60s.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Santa Catalina Island - Star Bay Temperature Statistics

September Temperature

Torrance, Zamperini Field Airport (27.3 miles)

  • Lowest 8 September, 2025

    60.8 °F

  • Average September

    74.3 °F

  • Highest 7 September, 2025

    84.2 °F

Climate (2020–Present)

Torrance, Zamperini Field Airport (27.3 miles)

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

  • Average Low 2020–2025

    56.2 °F

  • Average 2020–2025

    65.8 °F

  • Average High 2020–2025

    72 °F
Get WillyWeather+ to remove ads