Santa Cruz Island - Prisoners Harbor Weather Forecast

    • 67
    • 83

    Increasing Clouds

    • 64
    • 80

    Partly Sunny

    • 64
    • 69

    Mostly Cloudy

    • 58
    • 69

    Mostly Sunny

    • 60
    • 70

    Mostly Sunny

    • 60
    • 71

    Mostly Sunny

Today 19 Mar Santa Cruz and Anacapa Islands

Sunny except for patchy low Clouds and fog in the morning. Fog locally dense with visibility one quarter mile or less. Highs in the upper 70s to mid 80s except around 90 farthest interior.

Tonight 19 Mar Santa Cruz and Anacapa Islands

Mostly clear early then low Clouds and fog. Lows in the mid 40s to mid 70s.

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  • Temperature Real-Time

Santa Cruz Island - Prisoners Harbor Temperature Statistics

March Temperature

Santa Barbara, Santa Barbara Municipal Airport (29.2 miles)

  • Lowest 7 March, 2026

    44.1 °F

  • Average March

    60 °F

  • Highest 8 March, 2026

    79 °F

Climate (2021–Present)

Santa Barbara, Santa Barbara Municipal Airport (29.2 miles)

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  • Average Low 2021–2026

    51.3 °F

  • Average 2021–2026

    60.4 °F

  • Average High 2021–2026

    69.6 °F
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