Port Chicago Weather Forecast

    • 58
    • 72

    Increasing Clouds

    • 55
    • 68

    Partly Sunny

    • 59
    • 76

    Sunny

    • 60
    • 83

    Sunny

    • 60
    • 82

    Sunny

    • 59
    • 79

    Mostly Sunny

Today 26 Sep East Bay Interior Valleys

Sunny. Highs in the upper 70s. West Winds 5 to 15 Mph.

Tonight 26 Sep East Bay Interior Valleys

Partly cloudy in the evening then becoming mostly cloudy. Lows in the mid 50s. Southwest Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

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Port Chicago Temperature Statistics

September Temperature

Concord, Buchanan Field (4.3 miles)

  • Lowest 23 September, 2026

    53.1 °F

  • Average September

    71.3 °F

  • Highest 9 September, 2026

    101.6 °F

Climate (2021–2026)

Concord, Buchanan Field (4.3 miles)

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  • Average Low 2021–2026

    51.1 °F

  • Average 2021–2026

    61.6 °F

  • Average High 2021–2026

    74.2 °F
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