Avalon Weather Forecast

    • 58
    • 66

    Gradual Clearing

    • 59
    • 66

    Mostly Cloudy

    • 59
    • 66

    Mostly Cloudy

    • 58
    • 68

    Mostly Sunny

    • 58
    • 68

    Mostly Sunny

    • 59
    • 70

    Partly Sunny

Today 13 May Catalina and Santa Barbara Islands

Mostly cloudy. Highs in the lower to mid 60s.

Tonight 13 May Catalina and Santa Barbara Islands

Patchy low Clouds and fog. Lows in the lower 50s.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Avalon Temperature Statistics

May Temperature

San Clemente Island NALF (26.1 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 (26.1 miles)

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  • Average Low 2021–2026

    57.6 °F

  • Average 2021–2026

    61.9 °F

  • Average High 2021–2026

    66.4 °F
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