Port of Long Beach Weather Forecast

    • 69
    • 81

    Rain Showers Likely

    • 68
    • 79

    Slight Chance Thunderstorms

    • 67
    • 81

    Patchy Fog

    • 69
    • 81

    Mostly Cloudy

    • 69
    • 84

    Patchy Fog

    • 68
    • 83

    Mostly Sunny

Today 18 Sep Los Angeles County Beaches

Showers likely with a slight chance of Thunderstorms in the Morning, then a chance of Showers and Thunderstorms in the afternoon. Highs in the mid 70s to lower 80s. Chance of precipitation 70 percent.

Tonight 18 Sep Los Angeles County Beaches

Mostly cloudy with a chance of Showers and a slight chance of Thunderstorms. Lows around 70. Southwest Winds around 15 Mph in the evening. Chance of precipitation 40 percent.

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Port of Long Beach Temperature Statistics

September Temperature

Long Beach, Long Beach Airport (5.6 miles)

  • Lowest 11 September, 2025

    64 °F

  • Average September

    72.8 °F

  • Highest 7 September, 2025

    91 °F

Climate (2020–Present)

Long Beach, Long Beach Airport (5.6 miles)

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  • Average Low 2020–2025

    57.3 °F

  • Average 2020–2025

    64.6 °F

  • Average High 2020–2025

    74.4 °F
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