Suisun Slough - Joice Island Club Weather Forecast

    • 55
    • 86

    Sunny

    • 53
    • 82

    Sunny

    • 57
    • 86

    Sunny

    • 53
    • 81

    Sunny

    • 52
    • 75

    Sunny

    • 52
    • 79

    Sunny

    • 54
    • 80

    Mostly Sunny

Today 19 May Carquinez Strait and Delta

Sunny. Highs 83 to 89. Northwest Winds 10 to 20 Mph.

Tonight 19 May Carquinez Strait and Delta

Clear. Lows around 55. West Winds 10 to 20 Mph with Gusts to around 30 Mph.

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Suisun Slough - Joice Island Club Temperature Statistics

May Temperature

Concord, Buchanan Field (9.9 miles)

  • Lowest 4 May, 2025

    49.6 °F

  • Average May

    64.7 °F

  • Highest 9 May, 2025

    92.6 °F

Climate (2020–Present)

Concord, Buchanan Field (9.9 miles)

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  • Average Low 2020–2025

    50.8 °F

  • Average 2020–2025

    61.5 °F

  • Average High 2020–2025

    74.7 °F
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