Santa Cruz Island - Twin Harbors Weather Forecast

    • 66
    • 74

    Chance Rain Showers

    • 67
    • 75

    Chance Rain Showers

    • 70
    • 79

    Partly Sunny

    • 73
    • 82

    Slight Chance Rain Showers

    • 73
    • 84

    Partly Sunny

    • 71
    • 82

    Mostly Sunny

    • 68
    • 79

    Breezy

Today 5 Sep Santa Cruz and Anacapa Islands

Sunny. Highs in the mid 70s to lower 80s.

Tonight 5 Sep Santa Cruz and Anacapa Islands

Mostly clear in the evening then mostly cloudy. A chance of. Lows in the lower to mid 60s.

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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

    67.4 °F

  • Highest 2 September, 2026

    80.7 °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

    60.7 °F

  • Average High 2021–2026

    69.9 °F
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