Alamitos Bay Entrance Weather Forecast

    • 70
    • 74

    Gradual Clearing

    • 69
    • 73

    Partly Sunny

    • 68
    • 71

    Patchy Fog

    • 66
    • 72

    Mostly Sunny

    • 66
    • 73

    Mostly Sunny

    • 67
    • 76

    Mostly Sunny

Today 12 Sep Los Angeles County Beaches

Low Clouds and fog in the morning then sunny. Highs from the mid 70s at the Beaches to the mid 80s inland.

Tonight 12 Sep Los Angeles County Beaches

Mostly clear early then low Clouds and fog. Lows in the upper 60s. West Winds around 15 Mph in the evening.

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Alamitos Bay Entrance Temperature Statistics

September Temperature

Long Beach, Long Beach Airport (4.3 miles)

  • Lowest 2 September, 2026

    64.7 °F

  • Average September

    78 °F

  • Highest 9 September, 2026

    105.1 °F

Climate (2021–2026)

Long Beach, Long Beach Airport (4.3 miles)

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  • Average Low 2021–2026

    57.8 °F

  • Average 2021–2026

    65.3 °F

  • Average High 2021–2026

    75 °F
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