Potomac River - Medleys Creek Entrance Weather Forecast

    • 56
    • 62

    Rain Showers

    • 49
    • 64

    Mostly Sunny

    • 50
    • 60

    Chance Rain Showers

    • 45
    • 55

    Chance Rain Showers

    • 49
    • 59

    Mostly Sunny

    • 53
    • 65

    Partly Sunny

Today 29 Apr St. Marys

Cloudy with a 50 percent chance of Showers. Highs in the mid 60s. Southeast Winds 10 to 15 Mph.

Tonight 29 Apr St. Marys

Mostly cloudy. Showers with a slight chance of Thunderstorms in the Evening, then a chance of Showers after midnight. Lows in the lower 50s. South Winds 10 to 15 Mph, becoming west after midnight. Chance of rain 90 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Potomac River - Medleys Creek Entrance Temperature Statistics

April Temperature

St Marys County Airport (8.1 miles)

  • Lowest 9 April, 2026

    31.1 °F

  • Average April

    62.5 °F

  • Highest 16 April, 2026

    90 °F

Climate (2021–Present)

St Marys County Airport (8.1 miles)

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  • Average Low 2021–2026

    49.3 °F

  • Average 2021–2026

    58 °F

  • Average High 2021–2026

    66.7 °F
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