Potomac River - Cornfield Harbor Weather Forecast

    • 42
    • 51

    Mostly Cloudy

    • 45
    • 51

    Mostly Cloudy

    • 56
    • 64

    Mostly Cloudy

    • 49
    • 68

    Rain Showers

    • 44
    • 55

    Slight Chance Rain Showers

    • 51
    • 58

    Mostly Sunny

    • 52
    • 64

    Mostly Cloudy

Today 13 Mar St. Marys

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

Tonight 13 Mar St. Marys

Mostly cloudy. Patchy fog after midnight. Lows in the lower 40s. Northeast Winds 5 to 10 Mph.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Potomac River - Cornfield Harbor Temperature Statistics

March Temperature

St. Inigoes, Webster Field, Naval Electronic Systems Engineering Activity (6.8 miles)

  • Lowest 2 March, 2025

    24.8 °F

  • Average March

    46.2 °F

  • Highest 1 March, 2025

    69.7 °F

Climate (2020–Present)

St. Inigoes, Webster Field, Naval Electronic Systems Engineering Activity (6.8 miles)

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

  • Average Low 2020–2025

    52.5 °F

  • Average 2020–2025

    60.8 °F

  • Average High 2020–2025

    69.3 °F
Get WillyWeather+ to remove ads