San Joaquin River - Three River Reach Weather Forecast

    • 63
    • 85

    Sunny

    • 64
    • 88

    Sunny

    • 66
    • 90

    Sunny

    • 65
    • 89

    Sunny

    • 63
    • 84

    Sunny

    • 63
    • 83

    Sunny

Today 31 Jul San Joaquin County Delta

Sunny. Highs 91 to 98. West Winds up to 10 Mph with Gusts to around 20 Mph.

Tonight 31 Jul San Joaquin County Delta

Clear. Lows around 61. Southwest Winds up to 15 Mph.

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San Joaquin River - Three River Reach Temperature Statistics

July Temperature

Stockton, Stockton Metropolitan Airport (19.3 miles)

  • Lowest 7 July, 2026

    53.7 °F

  • Average July

    77.9 °F

  • Highest 14 July, 2026

    105.7 °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 °F

  • Average High 2021–2026

    77.3 °F
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