Potomac River - Wicomico River (Potomac) Entrance Weather Forecast

    • 42
    • 57

    Increasing Clouds

    • 45
    • 63

    Mostly Cloudy

    • 48
    • 54

    Mostly Cloudy

    • 62
    • 67

    Rain Showers Likely

    • 50
    • 70

    Rain Showers

    • 41
    • 56

    Slight Chance Rain Showers

Today 12 Mar St. Marys

Sunny. Highs in the lower 60s. Northeast Winds 5 to 10 Mph with Gusts up to 20 Mph, becoming east in the afternoon.

Tonight 12 Mar St. Marys

Mostly clear. Lows in the mid 40s. West Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Potomac River - Wicomico River (Potomac) Entrance Temperature Statistics

March Temperature

St Marys County Airport (14.9 miles)

  • Lowest 3 March, 2025

    21.2 °F

  • Average March

    43.1 °F

  • Highest 1 March, 2025

    68 °F

Climate (2020–Present)

St Marys County Airport (14.9 miles)

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  • Average Low 2020–2025

    49.4 °F

  • Average 2020–2025

    57.9 °F

  • Average High 2020–2025

    66.5 °F
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