San Miguel Island - Cuyler Harbor Weather Forecast

    • 50
    • 64

    Mostly Sunny

    • 52
    • 63

    Sunny

    • 57
    • 61

    Sunny

    • 58
    • 62

    Mostly Sunny

    • 59
    • 63

    Sunny

    • 59
    • 64

    Partly Sunny

Today 4 Dec San Miguel and Santa Rosa Islands

Sunny. Highs in the mid to upper 60s.

Tonight 4 Dec San Miguel and Santa Rosa Islands

Mostly clear. Lows in the mid to upper 40s.

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San Miguel Island - Cuyler Harbor Temperature Statistics

December Temperature

Santa Barbara, Santa Barbara Municipal Airport (38.5 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 (38.5 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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