Santa Cruz Island - Potato Harbor Weather Forecast

    • 62
    • 83

    Gradual Clearing

    • 61
    • 83

    Rain Showers Likely

    • 63
    • 86

    Rain Showers Likely

    • 62
    • 79

    Chance Rain Showers

    • 62
    • 78

    Mostly Sunny

    • 63
    • 79

    Mostly Sunny

Today 16 Sep Santa Cruz and Anacapa Islands

Sunny after morning low Clouds and fog. Highs in the mid 70s to lower 80s except the upper 80s farthest interior.

Tonight 16 Sep Santa Cruz and Anacapa Islands

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

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  • Temperature Real-Time

Santa Cruz Island - Potato Harbor Temperature Statistics

September Temperature

Oxnard, Oxnard Airport (24.2 miles)

  • Lowest 7 September, 2025

    57.9 °F

  • Average September

    68 °F

  • Highest 1 September, 2025

    77 °F

Climate (2020–Present)

Oxnard, Oxnard Airport (24.2 miles)

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  • Average Low 2020–2025

    53.5 °F

  • Average 2020–2025

    60.6 °F

  • Average High 2020–2025

    68.3 °F
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