Potomac River - Cornish Point Weather Forecast

    • 42
    • 44

    Rain

    • 42
    • 55

    Rain

    • 33
    • 46

    Partly Sunny

    • 42
    • 44

    Mostly Cloudy

    • 43
    • 58

    Partly Sunny

    • 36
    • 49

    Partly Sunny

Today 30 Jan St. Marys

Sunny. Highs in the mid 40s. Northwest Winds around 5 Mph, becoming south in the afternoon.

Tonight 30 Jan St. Marys

Mostly clear. Lows around 30. Northwest Winds 5 to 10 Mph.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Potomac River - Cornish Point Temperature Statistics

January Temperature

St Marys County Airport (10.6 miles)

  • Lowest 23 January, 2025

    10.4 °F

  • Average January

    30.1 °F

  • Highest 1 January, 2025

    50 °F

Climate (2020–Present)

St Marys County Airport (10.6 miles)

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

  • Average Low 2020–2025

    49.5 °F

  • Average 2020–2025

    57.9 °F

  • Average High 2020–2025

    66.6 °F
Get WillyWeather+ to remove ads