San Joaquin River - Walters Island Weather Forecast

    • 56
    • 87

    Becoming Sunny

    • 56
    • 83

    Patchy Smoke

    • 56
    • 88

    Sunny

    • 57
    • 88

    Mostly Sunny

    • 57
    • 87

    Mostly Sunny

    • 57
    • 87

    Mostly Sunny

Today 12 Sep San Joaquin County Delta

Sunny. Highs 82 to 87. Southwest Winds 10 to 15 Mph. Gusts up to 20 Mph increasing to 30 Mph in the afternoon.

Tonight 12 Sep San Joaquin County Delta

Clear. Lows around 56. West Winds 10 to 15 Mph with Gusts to around 30 Mph.

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  • Temperature Real-Time

San Joaquin River - Walters Island Temperature Statistics

September Temperature

Stockton, Stockton Metropolitan Airport (13 miles)

  • Lowest 1 September, 2026

    52.6 °F

  • Average September

    72.5 °F

  • Highest 9 September, 2026

    100.9 °F

Climate (2021–2026)

Stockton, Stockton Metropolitan Airport (13 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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