Potomac River - Chopawamsic Island Weather Forecast

    • 28
    • 43

    Mostly Cloudy

    • 18
    • 34

    Mostly Cloudy

    • 31
    • 37

    Partly Sunny

    • 35
    • 49

    Mostly Cloudy

    • 32
    • 47

    Chance Rain/Snow

    • 25
    • 43

    Slight Chance Rain/Snow

Today 7 Dec Central and Southeast Prince William/Manassas/Manassas Park

Patchy fog in the morning. Partly sunny. Highs in the lower 40s. West Winds around 5 Mph, becoming south around 5 Mph in the afternoon.

Tonight 7 Dec Central and Southeast Prince William/Manassas/Manassas Park

Partly cloudy. Patchy fog. Visibility one quarter mile or less at Times. Lows in the mid 20s. Northwest Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Potomac River - Chopawamsic Island Temperature Statistics

December Temperature

Quantico Marine Corps Airfield - Turner Field (0 miles)

  • Lowest 4 December, 2025

    27 °F

  • Average December

    36.9 °F

  • Highest 4 December, 2025

    48 °F

Climate (2020–Present)

Quantico Marine Corps Airfield - Turner Field (0 miles)

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  • Average Low 2020–2025

    51.3 °F

  • Average 2020–2025

    59.8 °F

  • Average High 2020–2025

    68.6 °F
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