Potomac River - Marbury Point Weather Forecast

    • 30
    • 42

    Increasing Clouds

    • 29
    • 43

    Mostly Cloudy

    • 21
    • 34

    Partly Sunny

    • 31
    • 38

    Mostly Cloudy

    • 35
    • 48

    Chance Rain

    • 31
    • 46

    Chance Rain/Snow

Today 6 Dec District of Columbia

Partly sunny. Highs in the lower 40s. West Winds around 5 Mph.

Tonight 6 Dec District of Columbia

Mostly clear in the Evening, then becoming partly cloudy. Lows in the upper 20s. West Winds around 5 Mph.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Potomac River - Marbury Point Temperature Statistics

December Temperature

Washington/Reagan National Airport, DC (1.9 miles)

  • Lowest 3 December, 2025

    30.9 °F

  • Average December

    38.3 °F

  • Highest 1 December, 2025

    46 °F

Climate (2020–Present)

Washington/Reagan National Airport, DC (1.9 miles)

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

  • Average Low 2020–2025

    52.6 °F

  • Average 2020–2025

    60.4 °F

  • Average High 2020–2025

    69.2 °F
Get WillyWeather+ to remove ads