San Joaquin River - Ward Island Weather Forecast

    • 59
    • 87

    Sunny

    • 65
    • 91

    Mostly Sunny

    • 71
    • 96

    Partly Sunny

    • 65
    • 96

    Mostly Sunny

    • 59
    • 90

    Mostly Sunny

    • 58
    • 86

    Mostly Sunny

Today 7 Sep San Joaquin County Delta

Sunny. Highs 85 to 90. Northwest Winds up to 10 Mph.

Tonight 7 Sep San Joaquin County Delta

Clear. Lows around 59. Light Winds.

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San Joaquin River - Ward Island Temperature Statistics

September Temperature

Stockton, Stockton Metropolitan Airport (18 miles)

  • Lowest 1 September, 2026

    52.6 °F

  • Average September

    68.7 °F

  • Highest 3 September, 2026

    85.6 °F

Climate (2021–2026)

Stockton, Stockton Metropolitan Airport (18 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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