Chantilly Weather Forecast

    • 30
    • 42

    Increasing Clouds

    • 30
    • 46

    Chance Rain

    • 29
    • 43

    Rain/Snow

    • 28
    • 40

    Rain

    • 26
    • 42

    Partly Sunny

    • 21
    • 44

    Partly Sunny

Today 29 Nov Eastern Loudoun

Sunny. Highs in the lower 40s. Northwest Winds around 5 Mph, becoming southwest around 5 Mph in the afternoon.

Tonight 29 Nov Eastern Loudoun

Mostly cloudy. Lows in the upper 20s. South Winds 5 to 10 Mph.

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Chantilly Temperature Statistics

November Temperature

Washington/Dulles International Airport, DC (2.5 miles)

  • Lowest 11 November, 2025

    27 °F

  • Average November

    49.1 °F

  • Highest 5 November, 2025

    73 °F

Climate (2020–Present)

Washington/Dulles International Airport, DC (2.5 miles)

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  • Average Low 2020–2025

    47.7 °F

  • Average 2020–2025

    58.3 °F

  • Average High 2020–2025

    68.5 °F
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