Diablo Shadows Weather Forecast

    • 41
    • 52

    Partly Sunny

    • 41
    • 56

    Mostly Sunny

    • 41
    • 58

    Mostly Sunny

    • 42
    • 61

    Patchy Fog

    • 44
    • 60

    Mostly Cloudy

    • 51
    • 62

    Chance Rain

Today 10 Dec East Bay Interior Valleys

Partly cloudy. Patchy dense fog in the morning. Highs in the upper 40s to mid 50s. Northeast Winds 5 to 10 Mph.

Tonight 10 Dec East Bay Interior Valleys

Partly cloudy. Areas of fog. Lows in the lower 40s. Northeast Winds up to 5 Mph.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Diablo Shadows Temperature Statistics

December Temperature

Concord, Buchanan Field (5 miles)

  • Lowest 4 December, 2025

    37.9 °F

  • Average December

    45.6 °F

  • Highest 3 December, 2025

    64.9 °F

Climate (2020–Present)

Concord, Buchanan Field (5 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2020–2025

    50.8 °F

  • Average 2020–2025

    61.2 °F

  • Average High 2020–2025

    74.3 °F
Get WillyWeather+ to remove ads