Piney Branch Park Weather Forecast

    • 71
    • 88

    Chance Thunderstorms

    • 67
    • 86

    Mostly Sunny

    • 70
    • 88

    Mostly Sunny

    • 66
    • 86

    Rain Showers Likely

    • 65
    • 79

    Chance Rain Showers

    • 65
    • 82

    Chance Rain Showers

Today 17 Aug Eastern Loudoun

Mostly sunny. Scattered Showers and Thunderstorms in the afternoon. Highs in the upper 80s. Northwest Winds 5 to 10 Mph. Chance of rain 30 percent.

Tonight 17 Aug Eastern Loudoun

Mostly cloudy. Lows in the lower 70s. Southwest Winds 5 to 10 Mph.

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Piney Branch Park Temperature Statistics

August Temperature

Washington/Dulles International Airport, DC (7.5 miles)

  • Lowest 1 August, 2026

    65.6 °F

  • Average August

    79.9 °F

  • Highest 10 August, 2026

    92.6 °F

Climate (2021–2026)

Washington/Dulles International Airport, DC (7.5 miles)

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  • Average Low 2021–2026

    47.6 °F

  • Average 2021–2026

    58.3 °F

  • Average High 2021–2026

    68.6 °F
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