Suisun Bay - Grizzly Island Wildlife Area Weather Forecast

    • 62
    • 91

    Sunny

    • 63
    • 93

    Increasing Clouds

    • 63
    • 81

    Chance Rain Showers

    • 61
    • 79

    Chance Rain Showers

    • 61
    • 84

    Mostly Sunny

    • 64
    • 88

    Sunny

    • 65
    • 90

    Partly Sunny

Today 16 Sep Carquinez Strait and Delta

Sunny. Highs 89 to 95. West Winds up to 10 Mph.

Tonight 16 Sep Carquinez Strait and Delta

Clear. Lows 60 to 66. West Winds up to 10 Mph with Gusts to around 20 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Suisun Bay - Grizzly Island Wildlife Area Temperature Statistics

September Temperature

Concord, Buchanan Field (6.2 miles)

  • Lowest 4 September, 2025

    59 °F

  • Average September

    69.9 °F

  • Highest 1 September, 2025

    99 °F

Climate (2020–Present)

Concord, Buchanan Field (6.2 miles)

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  • Average Low 2020–2025

    50.8 °F

  • Average 2020–2025

    61.4 °F

  • Average High 2020–2025

    74.6 °F
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