Brentwood Park Weather Forecast

    • 24
    • 50

    Becoming Sunny

    • 34
    • 43

    Chance Rain/Snow

    • 38
    • 53

    Mostly Cloudy

    • 37
    • 50

    Chance Rain

    • 44
    • 53

    Chance Rain

    • 37
    • 59

    Slight Chance Rain

Today 21 Dec Eastern Loudoun

Partly sunny. Highs in the upper 40s. Northwest Winds 15 to 20 Mph with Gusts up to 30 Mph.

Tonight 21 Dec Eastern Loudoun

Mostly clear. Lows in the lower 20s. Northwest Winds 5 to 10 Mph.

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Brentwood Park Temperature Statistics

December Temperature

Washington/Dulles International Airport, DC (8.1 miles)

  • Lowest 9 December, 2025

    14 °F

  • Average December

    33 °F

  • Highest 19 December, 2025

    59 °F

Climate (2020–Present)

Washington/Dulles International Airport, DC (8.1 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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