Brentwood Park Weather Forecast

    • 60
    • 80

    Clearing Late

    • 63
    • 84

    Mostly Sunny

    • 59
    • 87

    Chance Rain Showers

    • 55
    • 66

    Chance Rain Showers

    • 56
    • 66

    Chance Rain Showers

    • 47
    • 70

    Mostly Sunny

    • 43
    • 60

    Mostly Sunny

Today 30 Sep Eastern Loudoun

Partly sunny. Highs around 80. South Winds around 5 Mph.

Tonight 30 Sep Eastern Loudoun

Mostly cloudy. Patchy fog. Lows around 60. South Winds around 5 Mph.

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Brentwood Park Temperature Statistics

September Temperature

Washington/Dulles International Airport, DC (8.1 miles)

  • Lowest 24 September, 2026

    50.6 °F

  • Average September

    72.1 °F

  • Highest 1 September, 2026

    94.6 °F

Climate (2021–2026)

Washington/Dulles International Airport, DC (8.1 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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