San Joaquin River - Middle River Entrance Weather Forecast

    • 58
    • 74

    Increasing Clouds

    • 56
    • 71

    Partly Sunny

    • 60
    • 76

    Sunny

    • 61
    • 82

    Sunny

    • 61
    • 82

    Sunny

    • 61
    • 81

    Mostly Sunny

    • 62
    • 81

    Sunny

Today 26 Sep San Joaquin County Delta

Sunny. Highs 88 to 93.

Tonight 26 Sep San Joaquin County Delta

Mostly clear in the evening then becoming mostly cloudy. Lows around 55. West 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

    72.8 °F

  • Highest 10 September, 2026

    106.6 °F

Climate (2021–2026)

Stockton, Stockton Metropolitan Airport (19.3 miles)

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  • Average Low 2021–2026

    50.2 °F

  • Average 2021–2026

    63.1 °F

  • Average High 2021–2026

    77.4 °F
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