Lake Sonoma Weather Forecast

    • 57
    • 77

    Mostly Cloudy

    • 53
    • 78

    Partly Sunny

    • 51
    • 73

    Mostly Sunny

    • 55
    • 72

    Chance Rain

    • 54
    • 66

    Rain Likely

    • 51
    • 65

    Slight Chance Rain

    • 50
    • 68

    Mostly Sunny

Today 4 Apr Sonoma Coastal Range

Partly cloudy. Highs in the upper 70s. Light Winds.

Tonight 4 Apr Sonoma Coastal Range

Mostly cloudy. Lows in the mid 50s. Light Winds.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Lake Sonoma Temperature Statistics

April Temperature

Santa Rosa, Santa Rosa Sonoma County Airport (21.1 miles)

  • Lowest 2 April, 2026

    37.9 °F

  • Average April

    54.3 °F

  • Highest 2 April, 2026

    66 °F

Climate (2021–Present)

Santa Rosa, Santa Rosa Sonoma County Airport (21.1 miles)

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

  • Average Low 2021–2026

    45.8 °F

  • Average 2021–2026

    58.3 °F

  • Average High 2021–2026

    72.8 °F
Get WillyWeather+ to remove ads