Monticello Dam Weather Forecast

    • 36
    • 55

    Mostly Sunny

    • 41
    • 55

    Partly Sunny

    • 48
    • 50

    Rain Likely

    • 52
    • 55

    Chance Rain

    • 49
    • 57

    Chance Rain

    • 45
    • 55

    Chance Rain

Today 29 Jan North Bay Interior Mountains

Sunny. Highs in the 40s to upper 50s. Southwest Winds up to 5 Mph.

Tonight 29 Jan North Bay Interior Mountains

Mostly clear in the evening then becoming partly cloudy. Lows in the upper 30s. Northwest Winds up to 5 Mph.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Monticello Dam Temperature Statistics

January Temperature

Vacaville Nut Tree Airport (11.8 miles)

  • Lowest 21 January, 2025

    28.9 °F

  • Average January

    50.7 °F

  • Highest 9 January, 2025

    75.7 °F

Climate (2020–Present)

Vacaville Nut Tree Airport (11.8 miles)

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

  • Average Low 2020–2025

    49.2 °F

  • Average 2020–2025

    63.1 °F

  • Average High 2020–2025

    77.3 °F
Get WillyWeather+ to remove ads