San Joaquin River - Three River Reach Weather Forecast

    • 56
    • 78

    Mostly Sunny

    • 55
    • 68

    Partly Sunny

    • 58
    • 65

    Chance Rain

    • 57
    • 65

    Chance Rain

    • 55
    • 67

    Slight Chance Rain

    • 53
    • 68

    Mostly Sunny

    • 53
    • 67

    Mostly Sunny

Today 18 Oct San Joaquin County Delta

Sunny. Highs 81 to 86. Light Winds becoming west up to 10 Mph with Gusts to around 20 Mph in the afternoon.

Tonight 18 Oct San Joaquin County Delta

Clear. Lows 48 to 53. West Winds up to 10 Mph with Gusts to around 20 Mph.

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  • Temperature Real-Time

San Joaquin River - Three River Reach Temperature Statistics

October Temperature

Stockton, Stockton Metropolitan Airport (19.3 miles)

  • Lowest 13 October, 2026

    45.6 °F

  • Average October

    72.6 °F

  • Highest 4 October, 2026

    102.7 °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

    63.2 °F

  • Average High 2021–2026

    77.5 °F
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