Holly Knoll Park Weather Forecast

    • 57
    • 84

    Becoming Sunny

    • 56
    • 77

    Partly Sunny

    • 56
    • 75

    Partly Sunny

    • 60
    • 77

    Partly Sunny

    • 54
    • 75

    Partly Sunny

    • 54
    • 75

    Partly Sunny

    • 58
    • 77

    Partly Sunny

Today 25 Aug Eastern Loudoun

Mostly sunny. Highs in the lower 80s. Northwest Winds around 10 Mph with Gusts up to 20 Mph.

Tonight 25 Aug Eastern Loudoun

Mostly clear. Lows in the mid 50s. Northwest Winds 5 to 10 Mph.

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Holly Knoll Park Temperature Statistics

August Temperature

Washington/Dulles International Airport, DC (6.8 miles)

  • Lowest 10 August, 2025

    54.6 °F

  • Average August

    74.3 °F

  • Highest 17 August, 2025

    95.6 °F

Climate (2020–Present)

Washington/Dulles International Airport, DC (6.8 miles)

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  • Average Low 2020–2025

    47.8 °F

  • Average 2020–2025

    58.3 °F

  • Average High 2020–2025

    68.5 °F
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