San Joaquin River - Fern Island Weather Forecast

    • 53
    • 87

    Sunny

    • 55
    • 90

    Sunny

    • 56
    • 88

    Sunny

    • 56
    • 86

    Sunny

    • 59
    • 91

    Sunny

    • 62
    • 99

    Hot

    • 59
    • 98

    Hot

Today 5 Jul Carquinez Strait and Delta

Sunny. Highs 79 to 85. West Winds 10 to 15 Mph.

Tonight 5 Jul Carquinez Strait and Delta

Clear. Lows around 54. Southwest Winds 10 to 15 Mph with Gusts to around 25 Mph.

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San Joaquin River - Fern Island Temperature Statistics

July Temperature

Stockton, Stockton Metropolitan Airport (17.4 miles)

  • Lowest 3 July, 2025

    57.9 °F

  • Average July

    77.4 °F

  • Highest 1 July, 2025

    100 °F

Climate (2020–Present)

Stockton, Stockton Metropolitan Airport (17.4 miles)

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  • Average Low 2020–2025

    50.1 °F

  • Average 2020–2025

    63 °F

  • Average High 2020–2025

    77.5 °F
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