Washington Dulles International Airport Weather Forecast

    • 59
    • 81

    Increasing Clouds

    • 60
    • 83

    Mostly Sunny

    • 63
    • 86

    Partly Sunny

    • 66
    • 85

    Mostly Cloudy

    • 66
    • 82

    Chance Rain Showers

    • 67
    • 82

    Chance Rain Showers

Today 2 Aug Eastern Loudoun

Mostly sunny. Highs around 80. Northeast Winds around 5 Mph.

Tonight 2 Aug Eastern Loudoun

Partly cloudy. Lows around 60. North Winds around 5 Mph.

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Washington Dulles International Airport Temperature Statistics

August Temperature

Washington/Dulles International Airport, DC (0.6 miles)

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Climate (2020–Present)

Washington/Dulles International Airport, DC (0.6 miles)

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  • Average Low 2020–2025

    47.9 °F

  • Average 2020–2025

    58.3 °F

  • Average High 2020–2025

    68.5 °F
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