Potomac River - Swan Creek Entrance Weather Forecast

    • 40
    • 57

    Mostly Cloudy

    • 43
    • 58

    Mostly Cloudy

    • 60
    • 71

    Rain Showers Likely

    • 48
    • 74

    Rain Showers

    • 39
    • 58

    Mostly Sunny

    • 49
    • 67

    Mostly Sunny

    • 52
    • 76

    Partly Sunny

Today 13 Mar Prince Georges

Partly sunny. Highs in the mid 50s. Northeast Winds 5 to 10 Mph.

Tonight 13 Mar Prince Georges

Partly cloudy in the Evening, then becoming mostly cloudy. Lows around 40. Northeast Winds 5 to 10 Mph.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Potomac River - Swan Creek Entrance Temperature Statistics

March Temperature

Fort Belvoir (8.1 miles)

  • Lowest 3 March, 2025

    21.6 °F

  • Average March

    45.8 °F

  • Highest 11 March, 2025

    72.9 °F

Climate (2020–Present)

Fort Belvoir (8.1 miles)

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

  • Average Low 2020–2025

    47.8 °F

  • Average 2020–2025

    57.9 °F

  • Average High 2020–2025

    68.2 °F
Get WillyWeather+ to remove ads