San Joaquin River - Middle River Entrance Weather Forecast

    • 69
    • 83

    Increasing Clouds

    • 73
    • 86

    Partly Sunny

    • 65
    • 86

    Mostly Sunny

    • 62
    • 80

    Mostly Sunny

    • 60
    • 76

    Mostly Sunny

    • 60
    • 78

    Mostly Sunny

Today 8 Sep San Joaquin County Delta

Sunny. Highs 90 to 95. Northwest Winds up to 10 Mph.

Tonight 8 Sep San Joaquin County Delta

Mostly clear in the evening then becoming mostly cloudy. Lows around 67. Northwest Winds up to 10 Mph.

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San Joaquin River - Middle River Entrance Temperature Statistics

September Temperature

Stockton, Stockton Metropolitan Airport (19.3 miles)

  • Lowest 1 September, 2026

    52.6 °F

  • Average September

    69.2 °F

  • Highest 3 September, 2026

    85.6 °F

Climate (2021–2026)

Stockton, Stockton Metropolitan Airport (19.3 miles)

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  • Average Low 2021–2026

    50.3 °F

  • Average 2021–2026

    63.1 °F

  • Average High 2021–2026

    77.4 °F
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