San Joaquin River - Three River Reach Weather Forecast

    • 62
    • 83

    Mostly Sunny

    • 62
    • 82

    Mostly Sunny

    • 63
    • 80

    Partly Sunny

    • 61
    • 79

    Mostly Sunny

    • 61
    • 79

    Sunny

    • 60
    • 79

    Mostly Sunny

Today 18 Aug San Joaquin County Delta

Partly cloudy in the morning then clearing. Highs 89 to 95. West Winds around 10 Mph with Gusts to around 20 Mph.

Tonight 18 Aug San Joaquin County Delta

Partly cloudy. Lows around 60. West Winds up to 10 Mph with Gusts to around 20 Mph.

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San Joaquin River - Three River Reach Temperature Statistics

August Temperature

Stockton, Stockton Metropolitan Airport (19.3 miles)

  • Lowest 14 August, 2026

    57.7 °F

  • Average August

    79.3 °F

  • Highest 3 August, 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

    63.1 °F

  • Average High 2021–2026

    77.4 °F
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