San Miguel Island - Simonton Cove Weather Forecast

    • 49
    • 63

    Decreasing Clouds

    • 51
    • 64

    Mostly Sunny

    • 56
    • 64

    Sunny

    • 56
    • 64

    Mostly Sunny

    • 57
    • 65

    Sunny

    • 57
    • 66

    Mostly Sunny

Today 3 Dec San Miguel and Santa Rosa Islands

Mostly cloudy. Patchy morning fog. Highs in the lower 60s.

Tonight 3 Dec San Miguel and Santa Rosa Islands

Mostly cloudy in the evening then mostly clear. Lows around 50.

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  • Temperature Real-Time

San Miguel Island - Simonton Cove Temperature Statistics

December Temperature

Santa Barbara, Santa Barbara Municipal Airport (39.8 miles)

  • Lowest 1 December, 2025

    46.9 °F

  • Average December

    54.8 °F

  • Highest 1 December, 2025

    66 °F

Climate (2020–Present)

Santa Barbara, Santa Barbara Municipal Airport (39.8 miles)

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  • Average Low 2020–2025

    51.1 °F

  • Average 2020–2025

    60.2 °F

  • Average High 2020–2025

    69.5 °F
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