Portsmouth Weather Forecast

    • 42
    • 47

    Rain

    • 39
    • 52

    Mostly Cloudy

    • 45
    • 56

    Chance Rain

    • 32
    • 68

    Chance Rain

    • 27
    • 43

    Mostly Sunny

    • 30
    • 48

    Mostly Sunny

Today 26 Dec Norfolk/Portsmouth

Partly sunny in the Morning, then mostly cloudy with a slight chance of rain in the afternoon. Cooler with Highs in the mid 40s. Northeast Winds 10 to 15 Mph, becoming east 5 to 10 Mph in the afternoon. Chance of rain 20 percent.

Tonight 26 Dec Norfolk/Portsmouth

Cloudy with a chance of rain in the Evening, then partly cloudy after midnight. Lows in the lower 40s. South Winds around 5 Mph, becoming southwest after midnight. Chance of rain 40 percent.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Portsmouth Temperature Statistics

December Temperature

Norfolk, Naval Air Station (6.8 miles)

  • Lowest 15 December, 2025

    19 °F

  • Average December

    40.6 °F

  • Highest 19 December, 2025

    66 °F

Climate (2020–Present)

Norfolk, Naval Air Station (6.8 miles)

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

  • Average Low 2020–2025

    55.2 °F

  • Average 2020–2025

    62.9 °F

  • Average High 2020–2025

    70.8 °F
Get WillyWeather+ to remove ads