Huntington Harbor - Trinidad Island Weather Forecast

    • 66
    • 75

    Increasing Clouds

    • 66
    • 74

    Mostly Cloudy

    • 66
    • 73

    Partly Sunny

    • 67
    • 73

    Mostly Sunny

    • 68
    • 75

    Mostly Sunny

    • 68
    • 76

    Partly Sunny

Today 19 Sep Orange County Coastal

Partly cloudy in the morning. Becoming mostly sunny. Highs around 75 at the Beaches to 77 to 81 farther inland and near higher coastal Terrain. Light Winds becoming southwest 10 Mph in the afternoon.

Tonight 19 Sep Orange County Coastal

Mostly clear in the evening. Becoming mostly cloudy. Lows 62 to 66. Areas of Winds southwest 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

    74.9 °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

    55 °F

  • Average 2021–2026

    63.2 °F

  • Average High 2021–2026

    73.2 °F
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