Mount Diablo State Park Weather Forecast

    • 42
    • 48

    Chance Rain Showers

    • 41
    • 48

    Slight Chance Rain

    • 45
    • 60

    Mostly Sunny

    • 48
    • 65

    Partly Sunny

    • 48
    • 66

    Mostly Sunny

    • 48
    • 62

    Mostly Sunny

    • 47
    • 56

    Partly Sunny

Today 26 Apr East Bay Hills

Mostly cloudy. A chance of rain. Highs in the upper 50s. West Winds around 10 Mph.

Tonight 26 Apr East Bay Hills

Mostly cloudy. A chance of rain. Lows in the upper 40s. Southwest Winds around 10 Mph.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Mount Diablo State Park Temperature Statistics

April Temperature

Concord, Buchanan Field (10.6 miles)

  • Lowest 2 April, 2025

    39.7 °F

  • Average April

    60 °F

  • Highest 14 April, 2025

    84.7 °F

Climate (2020–Present)

Concord, Buchanan Field (10.6 miles)

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

  • Average Low 2020–2025

    50.9 °F

  • Average 2020–2025

    61.5 °F

  • Average High 2020–2025

    74.8 °F
Get WillyWeather+ to remove ads