Chesapeake Bay - Patuxent River Entrance Weather Forecast

    • 32
    • 39

    Increasing Clouds

    • 31
    • 47

    Rain/Snow Likely

    • 22
    • 37

    Snow Likely

    • 27
    • 33

    Partly Sunny

    • 33
    • 39

    Partly Sunny

    • 40
    • 48

    Mostly Cloudy

Today 12 Dec St. Marys

Partly sunny. Highs in the upper 30s. Northwest Winds around 5 Mph, becoming southwest this afternoon.

Tonight 12 Dec St. Marys

Partly cloudy in the Evening, then becoming mostly cloudy. Lows in the upper 20s. Southwest Winds around 5 Mph.

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Chesapeake Bay - Patuxent River Entrance Temperature Statistics

December Temperature

Patuxent River, Naval Air Station (2.5 miles)

  • Lowest 9 December, 2025

    25 °F

  • Average December

    35.9 °F

  • Highest 10 December, 2025

    48 °F

Climate (2020–Present)

Patuxent River, Naval Air Station (2.5 miles)

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  • Average Low 2020–2025

    52.8 °F

  • Average 2020–2025

    61.2 °F

  • Average High 2020–2025

    69.4 °F
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