San Joaquin River - West Island Weather Forecast

    • 55
    • 73

    Sunny

    • 54
    • 76

    Mostly Sunny

    • 56
    • 76

    Mostly Sunny

    • 57
    • 80

    Sunny

    • 59
    • 83

    Mostly Sunny

    • 62
    • 90

    Mostly Sunny

    • 60
    • 89

    Mostly Sunny

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San Joaquin River - West Island Temperature Statistics

May Temperature

Concord, Buchanan Field (14.9 miles)

  • Lowest 4 May, 2026

    52 °F

  • Average May

    61.5 °F

  • Highest 1 May, 2026

    78.7 °F

Climate (2021–Present)

Concord, Buchanan Field (14.9 miles)

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  • Average Low 2021–2026

    51 °F

  • Average 2021–2026

    61.4 °F

  • Average High 2021–2026

    74.3 °F
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