San Clemente Island - China Point Weather Forecast

    • 67
    • 71

    Breezy

    • 68
    • 75

    Mostly Sunny

    • 67
    • 73

    Partly Sunny

    • 69
    • 75

    Mostly Sunny

    • 71
    • 76

    Mostly Sunny

    • 70
    • 77

    Mostly Sunny

Today 28 Sep Catalina and Santa Barbara Islands

Partly cloudy in the morning then sunny. Highs from around 70 near the coast to around 80 interior. Areas of northwest Winds 15 to 25 Mph in the afternoon.

Tonight 28 Sep Catalina and Santa Barbara Islands

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

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San Clemente Island - China Point Temperature Statistics

September Temperature

San Clemente Island NALF (17.4 miles)

  • Lowest 26 September, 2026

    64.9 °F

  • Average September

    73.4 °F

  • Highest 9 September, 2026

    87.1 °F

Climate (2021–2026)

San Clemente Island NALF (17.4 miles)

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  • Average Low 2021–2026

    57.9 °F

  • Average 2021–2026

    62.4 °F

  • Average High 2021–2026

    66.8 °F
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