Santa Cruz Island - Twin Harbors Weather Forecast

    • 62
    • 75

    Increasing Clouds

    • 62
    • 74

    Decreasing Clouds

    • 61
    • 73

    Partly Sunny

    • 66
    • 73

    Mostly Sunny

    • 70
    • 78

    Mostly Sunny

    • 69
    • 78

    Mostly Sunny

    • 68
    • 76

    Partly Sunny

Today 19 Sep Santa Cruz and Anacapa Islands

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

Tonight 19 Sep Santa Cruz and Anacapa Islands

Partly cloudy early then low Clouds and fog. Lows in the mid 50s to around 60.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Santa Cruz Island - Twin Harbors Temperature Statistics

September Temperature

Santa Barbara, Santa Barbara Municipal Airport (27.3 miles)

  • Lowest 2 September, 2026

    53.7 °F

  • Average September

    71.5 °F

  • Highest 9 September, 2026

    96.7 °F

Climate (2021–2026)

Santa Barbara, Santa Barbara Municipal Airport (27.3 miles)

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  • Average Low 2021–2026

    51.6 °F

  • Average 2021–2026

    60.8 °F

  • Average High 2021–2026

    70 °F
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