Santa Rosa Island - Coati Point Weather Forecast

    • 62
    • 68

    Rain Showers Likely

    • 62
    • 66

    Chance Rain Showers

    • 61
    • 66

    Mostly Sunny

    • 62
    • 66

    Mostly Sunny

    • 63
    • 68

    Slight Chance Rain Showers

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    • 68

    Slight Chance Rain Showers

Today 18 Sep San Miguel and Santa Rosa Islands

Showers likely with a slight chance of Thunderstorms. Highs in the 70s to around 80. Chance of precipitation 70 percent.

Tonight 18 Sep San Miguel and Santa Rosa Islands

Mostly cloudy. A chance of Showers with a slight chance of Thunderstorms in the Evening, then a slight chance of Showers and Thunderstorms after midnight. Lows in the 60s to lower 70s. Chance of precipitation 50 percent.

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  • Temperature Real-Time

Santa Rosa Island - Coati Point Temperature Statistics

September Temperature

Santa Barbara, Santa Barbara Municipal Airport (29.2 miles)

  • Lowest 7 September, 2025

    57 °F

  • Average September

    67.9 °F

  • Highest 7 September, 2025

    81 °F

Climate (2020–Present)

Santa Barbara, Santa Barbara Municipal Airport (29.2 miles)

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  • Average Low 2020–2025

    51 °F

  • Average 2020–2025

    60.2 °F

  • Average High 2020–2025

    69.5 °F
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