Huntington Harbor - Trinidad Island Weather Forecast

    • 67
    • 78

    Decreasing Clouds

    • 66
    • 76

    Partly Sunny

    • 66
    • 76

    Mostly Sunny

    • 66
    • 72

    Mostly Sunny

    • 67
    • 75

    Mostly Sunny

    • 68
    • 78

    Mostly Sunny

Today 13 Sep Orange County Coastal

Partly cloudy this morning. Becoming mostly sunny. Highs around 78 at the Beaches to 80 to 84 farther inland and near higher coastal Terrain. Light Winds becoming southwest 10 Mph this afternoon.

Tonight 13 Sep Orange County Coastal

Mostly clear in the evening. Becoming partly cloudy. Lows 63 to 67. Areas of Winds south 10 Mph.

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Huntington Harbor - Trinidad Island Temperature Statistics

September Temperature

Los Alamitos Army Airfield (5 miles)

  • Lowest 5 September, 2026

    62.1 °F

  • Average September

    74.9 °F

  • Highest 8 September, 2026

    94.8 °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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