Potomac River - Monroe Bay Entrance Weather Forecast

    • 59
    • 68

    Rain Showers

    • 62
    • 67

    Rain Showers

    • 64
    • 79

    Chance Rain Showers

    • 60
    • 76

    Chance Thunderstorms

    • 61
    • 79

    Chance Rain Showers

    • 62
    • 83

    Mostly Sunny

Today 27 May Westmoreland

Cloudy. A chance of Showers this afternoon. Highs in the upper 60s. East Winds 5 to 10 Mph. Chance of rain 50 percent.

Tonight 27 May Westmoreland

Showers. Lows in the upper 50s. East Winds 10 to 15 Mph. Chance of rain 80 percent.

Graph Plots Open in Graphs
  • Temperature Forecast NOAA

  • Temperature Real-Time

Potomac River - Monroe Bay Entrance Temperature Statistics

May Temperature

St Marys County Airport (23 miles)

  • Lowest 10 May, 2025

    44.6 °F
  • Average May

    65.6 °F
  • Highest 16 May, 2025

    87.8 °F

Climate (2020–Present)

St Marys County Airport (23 miles)

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

    49.6 °F
  • Average 2020–2025

    58 °F
  • Average High 2020–2025

    66.7 °F
Get WillyWeather+ to remove ads