San Clemente Island - West Cove Weather Forecast

    • 56
    • 66

    Chance Rain Showers

    • 57
    • 68

    Mostly Sunny

    • 55
    • 67

    Partly Sunny

    • 55
    • 65

    Partly Sunny

    • 57
    • 66

    Partly Sunny

    • 57
    • 68

    Partly Sunny

    • 56
    • 68

    Partly Sunny

Today 21 Nov Catalina and Santa Barbara Islands

Showers likely in the Morning, then a chance of Showers in the afternoon. Highs in the upper 50s to mid 60s. Chance of precipitation 70 percent.

Tonight 21 Nov Catalina and Santa Barbara Islands

Partly cloudy. A 20 percent chance of Showers in the evening. Lows in the lower to mid 50s.

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San Clemente Island - West Cove Temperature Statistics

November Temperature

San Clemente Island NALF (0.6 miles)

  • Lowest 19 November, 2025

    50 °F

  • Average November

    61 °F

  • Highest 13 November, 2025

    71.1 °F

Climate (2020–Present)

San Clemente Island NALF (0.6 miles)

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  • Average Low 2020–2025

    56.8 °F

  • Average 2020–2025

    61.2 °F

  • Average High 2020–2025

    66 °F
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