Rockville Weather Forecast

    • 43
    • 58

    Chance Rain Showers

    • 43
    • 63

    Sunny

    • 43
    • 62

    Mostly Sunny

    • 44
    • 60

    Mostly Sunny

    • 44
    • 61

    Partly Sunny

    • 43
    • 62

    Partly Sunny

    • 45
    • 62

    Partly Sunny

Today 20 Nov Carquinez Strait and Delta

Mostly cloudy. Rain Showers likely in the Morning, then a chance of rain Showers early in the afternoon. A slight chance of rain Showers late in the afternoon. Highs around 57. East Winds up to 10 Mph shifting to the northwest in the afternoon.

Tonight 20 Nov Carquinez Strait and Delta

Mostly cloudy in the evening then clearing. Lows around 43. Light Winds. Gusts up to 20 Mph after midnight.

Graph Plots Open in Graphs
  • Temperature Forecast NOAA

  • Temperature Real-Time

Rockville Temperature Statistics

November Temperature

Napa, Napa County Airport (8.7 miles)

  • Lowest 18 November, 2025

    43 °F
  • Average November

    58.3 °F
  • Highest 10 November, 2025

    79 °F

Climate (2020–Present)

Napa, Napa County Airport (8.7 miles)

Take a look at our website widgetsAvailable free! Find Out More
  • Average Low 2020–2025

    47 °F
  • Average 2020–2025

    58.1 °F
  • Average High 2020–2025

    70.3 °F
Get WillyWeather+ to remove ads