Potomac River - Old Breton Beach Weather Forecast

    • 62
    • 81

    Rain Showers

    • 57
    • 71

    Chance Rain Showers

    • 65
    • 74

    Partly Sunny

    • 64
    • 76

    Partly Sunny

    • 46
    • 68

    Rain Showers

    • 46
    • 56

    Mostly Sunny

    • 39
    • 55

    Partly Sunny

Today 1 Apr St. Marys

Partly sunny with scattered Showers and Thunderstorms. Some Thunderstorms may produce damaging Winds and large hail. Highs in the lower 80s. Southwest Winds 5 to 10 Mph. Chance of rain 50 percent.

Tonight 1 Apr St. Marys

Mostly cloudy. Widespread Showers and scattered Thunderstorms this Evening, then scattered Showers with isolated Thunderstorms after midnight. Some Thunderstorms may produce damaging Winds and large hail. Lows in the upper 50s. South Winds around 5 Mph. Chance of rain 80 percent.

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Potomac River - Old Breton Beach Temperature Statistics

April Temperature

St Marys County Airport (8.7 miles)

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Climate (2021–Present)

St Marys County Airport (8.7 miles)

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  • Average Low 2021–2026

    49.3 °F

  • Average 2021–2026

    57.9 °F

  • Average High 2021–2026

    66.6 °F
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