Potomac River - Breton Beach Weather Forecast

    • 26
    • 42

    Mostly Sunny

    • 38
    • 44

    Chance Rain/Snow

    • 27
    • 44

    Chance Snow Showers

    • 25
    • 40

    Mostly Sunny

    • 30
    • 44

    Partly Sunny

    • 36
    • 47

    Partly Sunny

Today 3 Dec St. Marys

Sunny. Highs in the lower 40s. Northwest Winds 10 to 15 Mph with Gusts up to 30 Mph.

Tonight 3 Dec St. Marys

Clear. Lows in the mid 20s. Northwest Winds 10 to 15 Mph.

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Potomac River - Breton Beach Temperature Statistics

December Temperature

St Marys County Airport (8.7 miles)

  • Lowest 1 December, 2024

    26.6 °F

  • Average December

    35.7 °F

  • Highest 1 December, 2024

    44.6 °F

Climate (2019–Present)

St Marys County Airport (8.7 miles)

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  • Average Low 2019–2024

    49.6 °F

  • Average 2019–2024

    58.1 °F

  • Average High 2019–2024

    66.8 °F
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