San Miguel Island - Simonton Cove Weather Forecast

    • 61
    • 69

    Partly Sunny

    • 62
    • 70

    Partly Sunny

    • 65
    • 72

    Slight Chance Rain Showers

    • 66
    • 73

    Partly Sunny

    • 65
    • 74

    Breezy

    • 63
    • 72

    Breezy

Today 6 Sep San Miguel and Santa Rosa Islands

Mostly cloudy in the morning then partly cloudy. A 20 percent chance of rain. Highs in the 70s to around 80.

Tonight 6 Sep San Miguel and Santa Rosa Islands

Partly cloudy with a 20 percent chance of rain in the Evening, becoming mostly clear after midnight. Lows in the upper 50s to mid 60s.

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San Miguel Island - Simonton Cove Temperature Statistics

September Temperature

Santa Barbara, Santa Barbara Municipal Airport (39.8 miles)

  • Lowest 2 September, 2026

    53.7 °F

  • Average September

    67.1 °F

  • Highest 2 September, 2026

    80.7 °F

Climate (2021–2026)

Santa Barbara, Santa Barbara Municipal Airport (39.8 miles)

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  • Average Low 2021–2026

    51.6 °F

  • Average 2021–2026

    60.7 °F

  • Average High 2021–2026

    69.9 °F
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