San Joaquin River - Headreach Island Weather Forecast

    • 57
    • 82

    Mostly Cloudy

    • 58
    • 86

    Sunny

    • 64
    • 97

    Hot

    • 61
    • 101

    Hot

    • 59
    • 97

    Hot

    • 59
    • 97

    Sunny

Today 8 Jun San Joaquin County Delta

Partly cloudy. Highs 78 to 83. West Winds 10 to 15 Mph. Gusts up to 20 Mph increasing to 30 Mph in the afternoon.

Tonight 8 Jun San Joaquin County Delta

Mostly cloudy. Lows around 58. West Winds 10 to 20 Mph. Gusts up to 30 Mph decreasing to 20 Mph after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

San Joaquin River - Headreach Island Temperature Statistics

June Temperature

Stockton, Stockton Metropolitan Airport (16.8 miles)

  • Lowest 1 June, 2026

    53.7 °F

  • Average June

    74.5 °F

  • Highest 5 June, 2026

    97.6 °F

Climate (2021–Present)

Stockton, Stockton Metropolitan Airport (16.8 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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