Santa Cruz Island - Potato Harbor Weather Forecast

    • 74
    • 88

    Chance Rain Showers

    • 74
    • 86

    Mostly Sunny

    • 69
    • 85

    Mostly Sunny

    • 66
    • 80

    Mostly Sunny

    • 64
    • 78

    Mostly Sunny

    • 65
    • 78

    Mostly Sunny

Today 8 Sep Santa Cruz and Anacapa Islands

Mostly cloudy. A slight chance of Showers and Thunderstorms in the Morning, then a chance of Showers with a slight chance of Thunderstorms in the afternoon. Highs in the 80s except 94 to 100 farthest interior. Chance of precipitation 30 percent.

Tonight 8 Sep Santa Cruz and Anacapa Islands

Partly cloudy in the evening then mostly clear. Lows in the upper 50s and 60s except the mid 70s to around 80 in the Hills.

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  • Temperature Real-Time

Santa Cruz Island - Potato Harbor Temperature Statistics

September Temperature

Oxnard, Oxnard Airport (24.2 miles)

  • Lowest 1 September, 2026

    58.6 °F

  • Average September

    68.3 °F

  • Highest 5 September, 2026

    78.7 °F

Climate (2021–2026)

Oxnard, Oxnard Airport (24.2 miles)

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  • Average Low 2021–2026

    54.2 °F

  • Average 2021–2026

    61.3 °F

  • Average High 2021–2026

    68.8 °F
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