Potomac River - Lower Machodoc Creek Entrance Weather Forecast

    • 29
    • 41

    Increasing Clouds

    • 31
    • 39

    Slight Chance Snow

    • 31
    • 45

    Mostly Cloudy

    • 22
    • 35

    Mostly Sunny

    • 24
    • 33

    Mostly Sunny

    • 30
    • 40

    Partly Sunny

Today 11 Dec Westmoreland

Mostly sunny. Highs in the lower 40s. Northwest Winds 10 to 15 Mph with Gusts up to 25 Mph.

Tonight 11 Dec Westmoreland

Mostly clear in the Evening, then becoming partly cloudy. Lows in the mid 20s. West Winds 5 to 10 Mph.

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Potomac River - Lower Machodoc Creek Entrance Temperature Statistics

December Temperature

St. Inigoes, Webster Field, Naval Electronic Systems Engineering Activity (12.4 miles)

  • Lowest 1 December, 2025

    28 °F

  • Average December

    36 °F

  • Highest 4 December, 2025

    46 °F

Climate (2020–Present)

St. Inigoes, Webster Field, Naval Electronic Systems Engineering Activity (12.4 miles)

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  • Average Low 2020–2025

    52.1 °F

  • Average 2020–2025

    60.5 °F

  • Average High 2020–2025

    68.9 °F
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