Smith Airport Weather Forecast

    • 59
    • 83

    Becoming Sunny

    • 66
    • 84

    Mostly Sunny

    • 64
    • 83

    Chance Rain Showers

    • 60
    • 82

    Mostly Sunny

    • 55
    • 78

    Mostly Sunny

    • 54
    • 76

    Mostly Sunny

Today 22 Aug Eastern Loudoun

Sunny. Highs in the lower 80s. North Winds around 5 Mph.

Tonight 22 Aug Eastern Loudoun

Partly cloudy. Lows in the lower 60s. Northwest Winds around 5 Mph.

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Smith Airport Temperature Statistics

August Temperature

Washington/Dulles International Airport, DC (6.2 miles)

  • Lowest 10 August, 2025

    54.6 °F

  • Average August

    74.6 °F

  • Highest 17 August, 2025

    95.6 °F

Climate (2020–Present)

Washington/Dulles International Airport, DC (6.2 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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