Huntington Harbor - Trinidad Island Weather Forecast

    • 67
    • 79

    Decreasing Clouds

    • 68
    • 80

    Partly Sunny

    • 67
    • 79

    Partly Sunny

    • 67
    • 77

    Mostly Sunny

    • 70
    • 79

    Mostly Sunny

    • 69
    • 79

    Mostly Sunny

Today 25 Sep Orange County Coastal

Mostly cloudy in the morning. Becoming mostly sunny. Highs around 80 at the Beaches to 82 to 86 farther inland and near higher coastal Terrain. Light Winds becoming west 10 Mph in the afternoon.

Tonight 25 Sep Orange County Coastal

Partly cloudy. Patchy fog overnight. Lows 65 to 68. Areas of Winds west to 10 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 5 September, 2026

    62.1 °F

  • Average September

    74.2 °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

    55 °F

  • Average 2021–2026

    63.2 °F

  • Average High 2021–2026

    73.2 °F
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