Santa Catalina Island - Iron Bound Bay Weather Forecast

    • 67
    • 75

    Partly Sunny

    • 67
    • 75

    Increasing Clouds

    • 67
    • 74

    Patchy Fog

    • 64
    • 74

    Mostly Cloudy

    • 66
    • 71

    Partly Sunny

    • 68
    • 73

    Partly Sunny

    • 68
    • 74

    Partly Sunny

Today 18 Sep Catalina and Santa Barbara Islands

Partly cloudy. Highs in the upper 70s to mid 80s.

Tonight 18 Sep Catalina and Santa Barbara Islands

Mostly clear in the evening then partly cloudy. Lows in the mid 50s to mid 60s.

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  • Temperature Real-Time

Santa Catalina Island - Iron Bound Bay Temperature Statistics

September Temperature

Torrance, Zamperini Field Airport (28 miles)

  • Lowest 2 September, 2026

    60.8 °F

  • Average September

    72.6 °F

  • Highest 9 September, 2026

    98.6 °F

Climate (2021–2026)

Torrance, Zamperini Field Airport (28 miles)

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  • Average Low 2021–2026

    56 °F

  • Average 2021–2026

    65.6 °F

  • Average High 2021–2026

    72.2 °F
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