Huntington Harbor - Trinidad Island Weather Forecast

    • 71
    • 81

    Mostly Sunny

    • 73
    • 82

    Partly Sunny

    • 73
    • 83

    Mostly Sunny

    • 71
    • 78

    Mostly Sunny

    • 69
    • 76

    Mostly Sunny

    • 68
    • 74

    Partly Sunny

Today 7 Sep Orange County Coastal

Partly cloudy in the morning. Becoming mostly sunny. Highs 81 to 84 at the Beaches to 87 to 91 farther inland and near higher coastal Terrain. Areas of Winds northwest 10 to 15 Mph.

Tonight 7 Sep Orange County Coastal

Mostly clear in the evening. Becoming partly cloudy. Lows 69 to 72. Areas of Winds west 10 to 15 Mph in the evening becoming light.

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Huntington Harbor - Trinidad Island Temperature Statistics

September Temperature

Los Alamitos Army Airfield (5 miles)

  • Lowest 2 September, 2026

    62.2 °F

  • Average September

    71.6 °F

  • Highest 1 September, 2026

    80.8 °F

Climate (2021–2026)

Los Alamitos Army Airfield (5 miles)

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  • Average Low 2021–2026

    54.9 °F

  • Average 2021–2026

    63.1 °F

  • Average High 2021–2026

    73.2 °F
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