Patuxent River - Jack Bay Weather Forecast

    • 19
    • 35

    Snow Likely

    • 23
    • 33

    Mostly Sunny

    • 30
    • 40

    Partly Sunny

    • 35
    • 52

    Partly Sunny

    • 42
    • 57

    Mostly Cloudy

    • 31
    • 51

    Slight Chance Rain Showers

Today 14 Dec St. Marys

Mostly cloudy with snow in the Morning, then sunny in the afternoon. Snow accumulation around an inch. Highs in the lower 30s. Northwest Winds 15 to 20 Mph with Gusts up to 35 Mph. Chance of snow 90 percent.

Tonight 14 Dec St. Marys

Snow with a slight chance of rain. Snow may be heavy at Times. Snow accumulation around an inch. Lows in the upper 20s. North Winds 5 to 10 Mph with Gusts up to 20 Mph. Chance of precipitation 90 percent.

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Patuxent River - Jack Bay Temperature Statistics

December Temperature

St Marys County Airport (8.1 miles)

  • Lowest 9 December, 2025

    21 °F

  • Average December

    35 °F

  • Highest 4 December, 2025

    48.2 °F

Climate (2020–Present)

St Marys County Airport (8.1 miles)

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  • Average Low 2020–2025

    49.5 °F

  • Average 2020–2025

    58 °F

  • Average High 2020–2025

    66.7 °F
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