Concord Weather Forecast

    • 40
    • 53

    Decreasing Clouds

    • 39
    • 54

    Partly Sunny

    • 40
    • 59

    Partly Sunny

    • 42
    • 59

    Mostly Cloudy

    • 49
    • 59

    Chance Rain

    • 52
    • 63

    Chance Rain

Today 11 Dec East Bay Interior Valleys

Mostly cloudy in the morning then becoming partly cloudy. Areas of dense fog in the morning. Patchy fog in the afternoon. Highs in the 40s to upper 50s. Northeast Winds 5 to 10 Mph.

Tonight 11 Dec East Bay Interior Valleys

Partly cloudy. Areas of dense fog in the evening. Patchy dense fog after midnight. Lows in the lower 40s. Northeast Winds around 5 Mph.

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Concord Temperature Statistics

December Temperature

Concord, Buchanan Field (1.2 miles)

  • Lowest 4 December, 2025

    37.9 °F

  • Average December

    45.4 °F

  • Highest 3 December, 2025

    64.9 °F

Climate (2020–Present)

Concord, Buchanan Field (1.2 miles)

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  • Average Low 2020–2025

    50.8 °F

  • Average 2020–2025

    61.2 °F

  • Average High 2020–2025

    74.3 °F
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