Hattontown Weather Forecast

    • 60
    • 83

    Becoming Sunny

    • 62
    • 86

    Mostly Sunny

    • 63
    • 78

    Partly Sunny

    • 62
    • 76

    Slight Chance Thunderstorms

    • 63
    • 80

    Partly Sunny

    • 64
    • 83

    Mostly Cloudy

Today 18 Sep Eastern Loudoun

Sunny. Highs in the mid 80s. Northwest Winds around 5 Mph.

Tonight 18 Sep Eastern Loudoun

Mostly clear. Lows in the upper 50s. Southwest Winds around 5 Mph.

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Hattontown Temperature Statistics

September Temperature

Washington/Dulles International Airport, DC (2.5 miles)

  • Lowest 8 September, 2025

    48 °F

  • Average September

    69.1 °F

  • Highest 6 September, 2025

    93 °F

Climate (2020–Present)

Washington/Dulles International Airport, DC (2.5 miles)

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  • Average Low 2020–2025

    47.8 °F

  • Average 2020–2025

    58.2 °F

  • Average High 2020–2025

    68.5 °F
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