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.

Fair

30°F

-1°C

Humidity 41%
Wind Speed NW 16 G 23 mph
Barometer 30.24 in (1024.2 mb)
Dewpoint 9°F (-13°C)
Visibility 10.00 mi
Wind Chill19°F (-7°C)
Last update 17 Mar 10:52 pm EDT
Extended Forecast for

Washington-Dulles International Airport VA

  • Tonight

    Tonight: Partly cloudy, with a low around 25. Northwest wind 5 to 9 mph becoming light after midnight.

    Low: 25 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 42. Calm wind becoming south around 6 mph in the afternoon.

    High: 42 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 28. Southeast wind around 6 mph.

    Low: 28 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 54. South wind 3 to 7 mph.

    High: 54 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A slight chance of rain. Mostly cloudy, with a low around 37. South wind 3 to 5 mph. Chance of precipitation is 20%.

    Low: 37 °F

    Slight Chance
    Rain

  • Friday

    Friday: Partly sunny, with a high near 58.

    High: 58 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 43.

    Low: 43 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 62.

    High: 62 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 44.

    Low: 44 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 25. Northwest wind 5 to 9 mph becoming light after midnight.
Wednesday
Mostly sunny, with a high near 42. Calm wind becoming south around 6 mph in the afternoon.
Wednesday Night
Partly cloudy, with a low around 28. Southeast wind around 6 mph.
Thursday
Mostly sunny, with a high near 54. South wind 3 to 7 mph.
Thursday Night
A slight chance of rain. Mostly cloudy, with a low around 37. South wind 3 to 5 mph. Chance of precipitation is 20%.
Friday
Partly sunny, with a high near 58.
Friday Night
Mostly cloudy, with a low around 43.
Saturday
Partly sunny, with a high near 62.
Saturday Night
Mostly cloudy, with a low around 44.
Sunday
Partly sunny, with a high near 69.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 43. Chance of precipitation is 30%.
Monday
Mostly sunny, with a high near 57.
Monday Night
Mostly clear, with a low around 30.
Tuesday
Mostly sunny, with a high near 49.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Washington-Dulles International Airport VA
 38.96°N 77.47°W (Elev. 269 ft)
Last Update:
10:53 pm EDT Mar 17, 2026
Forecast Valid:
11pm EDT Mar 17, 2026-6pm EDT Mar 24, 2026
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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