San Joaquin River - Middle River Entrance Weather Forecast

    • 58
    • 80

    Sunny

    • 59
    • 80

    Sunny

    • 58
    • 76

    Mostly Sunny

    • 59
    • 76

    Mostly Sunny

    • 60
    • 79

    Sunny

    • 59
    • 80

    Mostly Sunny

Today 14 Sep San Joaquin County Delta

Haze early in the morning. Sunny. Highs 85 to 90. Northwest Winds 10 to 15 Mph.

Tonight 14 Sep San Joaquin County Delta

Clear. Lows around 55. Southwest Winds up to 10 Mph. Gusts up to 20 Mph in the evening.

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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

    74.6 °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

    50.3 °F
  • Average 2021–2026

    63.1 °F
  • Average High 2021–2026

    77.4 °F
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