Piney Branch Park Weather Forecast

    • 29
    • 35

    Increasing Clouds

    • 31
    • 46

    Slight Chance Rain

    • 25
    • 40

    Partly Sunny

    • 26
    • 39

    Chance Snow

    • 22
    • 38

    Mostly Cloudy

    • 19
    • 33

    Mostly Sunny

Today 9 Dec Eastern Loudoun

Mostly sunny. Highs in the mid 30s. Southwest Winds 5 to 10 Mph with Gusts up to 20 Mph.

Tonight 9 Dec Eastern Loudoun

Partly cloudy. Cold with Lows around 16. North Winds around 5 Mph.

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Piney Branch Park Temperature Statistics

December Temperature

Washington/Dulles International Airport, DC (7.5 miles)

  • Lowest 4 December, 2025

    21.9 °F

  • Average December

    33.7 °F

  • Highest 1 December, 2025

    44.1 °F

Climate (2020–Present)

Washington/Dulles International Airport, DC (7.5 miles)

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  • Average Low 2020–2025

    47.7 °F

  • Average 2020–2025

    58.2 °F

  • Average High 2020–2025

    68.5 °F
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