San Nicolas Island - North Side Weather Forecast

    • 55
    • 62

    Patchy Fog

    • 55
    • 62

    Mostly Sunny

    • 55
    • 62

    Mostly Cloudy

    • 56
    • 61

    Partly Sunny

    • 56
    • 63

    Mostly Sunny

    • 56
    • 62

    Mostly Sunny

    • 56
    • 62

    Mostly Sunny

Today 30 Nov Catalina and Santa Barbara Islands

Low Clouds and fog in the morning then partly cloudy. Highs in the lower to mid 60s.

Tonight 30 Nov Catalina and Santa Barbara Islands

Low Clouds and fog. Lows in the lower to mid 50s.

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San Nicolas Island - North Side Temperature Statistics

November Temperature

San Nicolas Island Naval Outlying Field (3.1 miles)

  • Lowest 18 November, 2025

    48.9 °F

  • Average November

    58.9 °F

  • Highest 27 November, 2025

    75.9 °F

Climate (2020–Present)

San Nicolas Island Naval Outlying Field (3.1 miles)

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  • Average Low 2020–2025

    53.8 °F

  • Average 2020–2025

    58.4 °F

  • Average High 2020–2025

    64.7 °F
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