Waterfall Park Weather Forecast

    • 25
    • 53

    Breezy

    • 23
    • 35

    Breezy

    • 25
    • 42

    Mostly Cloudy

    • 18
    • 35

    Partly Sunny

    • 24
    • 38

    Mostly Cloudy

    • 24
    • 39

    Slight Chance Rain

Today 29 Dec Northwest Prince William

Mostly cloudy late this Morning, then clearing. Numerous rain Showers late this morning. Windy with Highs in the upper 50s. Temperature falling into the upper 30s this afternoon. Southwest Winds 15 to 20 Mph with Gusts up to 40 Mph, increasing to west 25 to 30 Mph with Gusts up to 50 Mph this afternoon. Chance of rain 60 percent.

Tonight 29 Dec Northwest Prince William

Mostly clear and Blustery. Lows in the mid 20s. West Winds 20 to 25 Mph. Gusts up to 50 Mph in the evening.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Waterfall Park Temperature Statistics

December Temperature

Washington/Dulles International Airport, DC (12.4 miles)

  • Lowest 9 December, 2025

    14 °F

  • Average December

    35.1 °F

  • Highest 19 December, 2025

    59 °F

Climate (2020–Present)

Washington/Dulles International Airport, DC (12.4 miles)

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  • Average Low 2020–2025

    47.6 °F

  • Average 2020–2025

    58.2 °F

  • Average High 2020–2025

    68.4 °F
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