San Gabriel River Mouth Weather Forecast

    • 61
    • 69

    Patchy Fog

    • 61
    • 67

    Mostly Cloudy

    • 61
    • 64

    Breezy

    • 60
    • 65

    Partly Sunny

    • 62
    • 68

    Patchy Fog

    • 61
    • 66

    Patchy Fog

    • 60
    • 65

    Patchy Fog

Today 20 Oct Orange County Coastal

Partly cloudy with patchy fog this morning. Becoming mostly sunny. Highs 71 to 75 at the Beaches to 76 to 80 farther inland and near higher coastal Terrain. Light Winds becoming west 10 Mph this afternoon.

Tonight 20 Oct Orange County Coastal

Mostly clear this evening. Becoming partly cloudy. Patchy fog overnight. Lows 56 to 59. Light Winds.

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  • Temperature Real-Time

San Gabriel River Mouth Temperature Statistics

October Temperature

Long Beach, Long Beach Airport (5 miles)

  • Lowest 16 October, 2025

    53.1 °F

  • Average October

    67 °F

  • Highest 18 October, 2025

    86 °F

Climate (2020–Present)

Long Beach, Long Beach Airport (5 miles)

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  • Average Low 2020–2025

    57.2 °F

  • Average 2020–2025

    64.5 °F

  • Average High 2020–2025

    74.3 °F
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