San Clemente Island - Wilson Cove Weather Forecast

    • 55
    • 68

    Mostly Cloudy

    • 55
    • 69

    Partly Sunny

    • 56
    • 70

    Partly Sunny

    • 56
    • 71

    Partly Sunny

    • 56
    • 69

    Partly Sunny

    • 56
    • 69

    Partly Sunny

Today 8 May Catalina and Santa Barbara Islands

Low Clouds and fog in the morning then partly cloudy. Highs in the upper 60s to mid 70s.

Tonight 8 May Catalina and Santa Barbara Islands

Partly cloudy in the evening then low Clouds and fog. Lows in the mid to upper 50s.

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San Clemente Island - Wilson Cove Temperature Statistics

May Temperature

San Clemente Island NALF (1.9 miles)

  • Lowest 5 May, 2026

    60.1 °F

  • Average May

    66.5 °F

  • Highest 4 May, 2026

    72 °F

Climate (2021–Present)

San Clemente Island NALF (1.9 miles)

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  • Average Low 2021–2026

    57.5 °F

  • Average 2021–2026

    61.9 °F

  • Average High 2021–2026

    66.4 °F
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