San Nicolas Island - North Side Weather Forecast

    • 55
    • 71

    Mostly Sunny

    • 52
    • 68

    Partly Sunny

    • 57
    • 69

    Partly Sunny

    • 56
    • 63

    Mostly Sunny

    • 56
    • 62

    Patchy Fog

    • 55
    • 62

    Mostly Cloudy

Today 15 Jan Catalina and Santa Barbara Islands

Sunny. Highs in the 70s.

Tonight 15 Jan Catalina and Santa Barbara Islands

Mostly clear. Lows in the 50s to lower 60s.

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San Nicolas Island - North Side Temperature Statistics

January Temperature

San Nicolas Island Naval Outlying Field (3.1 miles)

  • Lowest 9 January, 2026

    48.9 °F

  • Average January

    57.1 °F

  • Highest 13 January, 2026

    73 °F

Climate (2021–Present)

San Nicolas Island Naval Outlying Field (3.1 miles)

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  • Average Low 2021–2026

    53.9 °F

  • Average 2021–2026

    58.4 °F

  • Average High 2021–2026

    64.7 °F
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