San Nicholas Island - Dutch Harbor Weather Forecast

    • 60
    • 69

    Cloudy

    • 57
    • 68

    Patchy Fog

    • 58
    • 69

    Patchy Fog

    • 58
    • 68

    Patchy Fog

    • 58
    • 70

    Patchy Fog

    • 59
    • 71

    Patchy Fog

    • 58
    • 69

    Patchy Fog

Today 16 Aug Catalina and Santa Barbara Islands

Low Clouds and fog. Highs in the upper 60s to mid 70s.

Tonight 16 Aug Catalina and Santa Barbara Islands

Low Clouds and fog. Lows in the upper 50s to mid 60s.

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San Nicholas Island - Dutch Harbor Temperature Statistics

August Temperature

San Nicolas Island Naval Outlying Field (1.9 miles)

  • Lowest 7 August, 2025

    53.1 °F

  • Average August

    59.4 °F

  • Highest 4 August, 2025

    70 °F

Climate (2020–Present)

San Nicolas Island Naval Outlying Field (1.9 miles)

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  • Average Low 2020–2025

    53.8 °F

  • Average 2020–2025

    58.4 °F

  • Average High 2020–2025

    64.8 °F
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