Potomac River - Weir Creek Entrance Weather Forecast

    • 73
    • 89

    Sunny

    • 78
    • 99

    Hot

    • 78
    • 99

    Hot

    • 77
    • 92

    Mostly Sunny

    • 76
    • 91

    Chance Thunderstorms

    • 74
    • 88

    Chance Thunderstorms

Today 14 Jul Charles

Sunny. Highs in the upper 80s. Light and variable Winds, becoming southwest around 5 Mph in the afternoon.

Tonight 14 Jul Charles

Clear. Lows in the mid 60s. Southwest Winds around 5 Mph.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Potomac River - Weir Creek Entrance Temperature Statistics

July Temperature

St Marys County Airport (19.9 miles)

  • Lowest 5 July, 2026

    70.7 °F

  • Average July

    81.3 °F

  • Highest 3 July, 2026

    100 °F

Climate (2021–2026)

St Marys County Airport (19.9 miles)

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

  • Average Low 2021–2026

    49.4 °F

  • Average 2021–2026

    58 °F

  • Average High 2021–2026

    66.9 °F
Get WillyWeather+ to remove ads