Santa Cruz Island - Prisoners Harbor Weather Forecast

    • 63
    • 73

    Gradual Clearing

    • 66
    • 73

    Partly Sunny

    • 66
    • 73

    Partly Sunny

    • 67
    • 79

    Mostly Sunny

    • 68
    • 80

    Partly Sunny

    • 67
    • 79

    Partly Sunny

Today 5 Aug Santa Cruz and Anacapa Islands

Areas of low Clouds and fog in the morning then partly cloudy. Highs in the 70s to around 80 except the lower to mid 80s farthest interior.

Tonight 5 Aug Santa Cruz and Anacapa Islands

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

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Santa Cruz Island - Prisoners Harbor Temperature Statistics

August Temperature

Santa Barbara, Santa Barbara Municipal Airport (29.2 miles)

  • Lowest 3 August, 2026

    64 °F

  • Average August

    70 °F

  • Highest 1 August, 2026

    77.6 °F

Climate (2021–2026)

Santa Barbara, Santa Barbara Municipal Airport (29.2 miles)

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  • Average Low 2021–2026

    51.5 °F

  • Average 2021–2026

    60.6 °F

  • Average High 2021–2026

    69.8 °F
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