National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Washington/Dulles International Airport, DC (KIAD)

Lat: 38.93°NLon: 77.45°WElev: 312ft.

Partly Cloudy and Breezy

42°F

6°C

Humidity 45%
Wind Speed NW 21 G 31 mph
Barometer 30.26 in (1024.5 mb)
Dewpoint 22°F (-6°C)
Visibility 10.00 mi
Wind Chill33°F (1°C)
Last update 23 Mar 9:52 pm EDT
Extended Forecast for

Washington-Dulles International Airport VA

  • Tonight

    Tonight: Partly cloudy, with a low around 31. Northwest wind 10 to 18 mph, with gusts as high as 32 mph.

    Low: 31 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 51. North wind 5 to 7 mph becoming calm in the afternoon.

    High: 51 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Increasing clouds, with a low around 36. Calm wind becoming south around 5 mph after midnight.

    Low: 36 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: Partly sunny, with a high near 60. South wind 6 to 13 mph, with gusts as high as 21 mph.

    High: 60 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 48. South wind around 10 mph, with gusts as high as 18 mph.

    Low: 48 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 73.

    High: 73 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: A chance of rain after 2am. Mostly cloudy, with a low around 53. Chance of precipitation is 50%.

    Low: 53 °F

    Mostly Cloudy
    then Chance
    Rain

  • Friday

    Friday: A chance of rain. Mostly cloudy, with a high near 62. Chance of precipitation is 50%.

    High: 62 °F

    Chance Rain

  • Friday Night

    Friday Night: A chance of rain before 2am. Mostly cloudy, with a low around 30. Chance of precipitation is 30%.

    Low: 30 °F

    Chance Rain

Detailed Forecast

Tonight
Partly cloudy, with a low around 31. Northwest wind 10 to 18 mph, with gusts as high as 32 mph.
Tuesday
Sunny, with a high near 51. North wind 5 to 7 mph becoming calm in the afternoon.
Tuesday Night
Increasing clouds, with a low around 36. Calm wind becoming south around 5 mph after midnight.
Wednesday
Partly sunny, with a high near 60. South wind 6 to 13 mph, with gusts as high as 21 mph.
Wednesday Night
Mostly cloudy, with a low around 48. South wind around 10 mph, with gusts as high as 18 mph.
Thursday
Partly sunny, with a high near 73.
Thursday Night
A chance of rain after 2am. Mostly cloudy, with a low around 53. Chance of precipitation is 50%.
Friday
A chance of rain. Mostly cloudy, with a high near 62. Chance of precipitation is 50%.
Friday Night
A chance of rain before 2am. Mostly cloudy, with a low around 30. Chance of precipitation is 30%.
Saturday
Sunny, with a high near 49.
Saturday Night
Mostly clear, with a low around 30.
Sunday
Sunny, with a high near 57.
Sunday Night
Partly cloudy, with a low around 38.
Monday
Partly sunny, with a high near 64.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Washington-Dulles International Airport VA
 38.96°N 77.47°W (Elev. 269 ft)
Last Update:
9:32 pm EDT Mar 23, 2026
Forecast Valid:
10pm EDT Mar 23, 2026-6pm EDT Mar 30, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation