Antioch City Marina Entrance Weather Forecast

    • 64
    • 85

    Sunny

    • 64
    • 85

    Partly Sunny

    • 61
    • 78

    Mostly Sunny

    • 59
    • 78

    Mostly Sunny

    • 59
    • 75

    Mostly Sunny

    • 61
    • 82

    Sunny

Today 23 Sep East Bay Interior Valleys

Sunny. Highs in the lower 90s. Northwest Winds up to 5 Mph.

Tonight 23 Sep East Bay Interior Valleys

Mostly clear. Lows around 60. West Winds up to 5 Mph in the evening. Becoming light.

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  • Temperature Real-Time

Antioch City Marina Entrance Temperature Statistics

September Temperature

Concord, Buchanan Field (12.4 miles)

  • Lowest 7 September, 2026

    54.6 °F

  • Average September

    71.3 °F

  • Highest 9 September, 2026

    101.6 °F

Climate (2021–2026)

Concord, Buchanan Field (12.4 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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