Santa Cruz Island - Prisoners Harbor Weather Forecast

    • 55
    • 66

    Sunny

    • 55
    • 65

    Sunny

    • 57
    • 66

    Sunny

    • 62
    • 69

    Sunny

    • 62
    • 71

    Mostly Sunny

    • 62
    • 71

    Mostly Sunny

    • 62
    • 72

    Mostly Sunny

Today 5 Dec Santa Cruz and Anacapa Islands

Sunny. Highs in the 60s to around 70.

Tonight 5 Dec Santa Cruz and Anacapa Islands

Clear. Lows around 50.

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  • Temperature Real-Time

Santa Cruz Island - Prisoners Harbor Temperature Statistics

December Temperature

Santa Barbara, Santa Barbara Municipal Airport (29.2 miles)

  • Lowest 2 December, 2025

    43 °F

  • Average December

    54.5 °F

  • Highest 1 December, 2025

    66 °F

Climate (2020–Present)

Santa Barbara, Santa Barbara Municipal Airport (29.2 miles)

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  • Average Low 2020–2025

    51.1 °F

  • Average 2020–2025

    60.2 °F

  • Average High 2020–2025

    69.5 °F
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