Smith Airport Weather Forecast

    • 25
    • 43

    Decreasing Clouds

    • 25
    • 43

    Mostly Cloudy

    • 16
    • 34

    Partly Sunny

    • 29
    • 38

    Mostly Cloudy

    • 32
    • 47

    Chance Rain

    • 28
    • 44

    Chance Rain/Snow

Today 6 Dec Eastern Loudoun

Patchy fog late this morning. Partly sunny. Highs in the lower 40s. Southwest Winds around 5 Mph.

Tonight 6 Dec Eastern Loudoun

Mostly clear in the Evening, then becoming partly cloudy. Lows in the mid 20s. West Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Smith Airport Temperature Statistics

December Temperature

Washington/Dulles International Airport, DC (6.2 miles)

  • Lowest 4 December, 2025

    21.9 °F

  • Average December

    35.1 °F

  • Highest 1 December, 2025

    44.1 °F

Climate (2020–Present)

Washington/Dulles International Airport, DC (6.2 miles)

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  • Average Low 2020–2025

    47.7 °F

  • Average 2020–2025

    58.2 °F

  • Average High 2020–2025

    68.5 °F
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