San Gabriel River Mouth Weather Forecast

    • 54
    • 68

    Dense Fog

    • 54
    • 67

    Partly Sunny

    • 55
    • 64

    Mostly Cloudy

    • 54
    • 64

    Patchy Fog

    • 55
    • 62

    Patchy Fog

    • 54
    • 64

    Mostly Cloudy

Today 19 Jan Orange County Coastal

Partly cloudy this morning. Becoming mostly sunny. Highs around 70 at the Beaches to 71 to 74 farther inland and near higher coastal Terrain. Light Winds.

Tonight 19 Jan Orange County Coastal

Mostly clear in the evening. Becoming partly cloudy. Lows around 51. Light Winds.

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  • Temperature Real-Time

San Gabriel River Mouth Temperature Statistics

January Temperature

Long Beach, Long Beach Airport (5 miles)

  • Lowest 10 January, 2026

    42.1 °F

  • Average January

    59.5 °F

  • Highest 16 January, 2026

    82.9 °F

Climate (2021–Present)

Long Beach, Long Beach Airport (5 miles)

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  • Average Low 2021–2026

    57.4 °F

  • Average 2021–2026

    64.6 °F

  • Average High 2021–2026

    74.3 °F
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