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.

Overcast

48°F

9°C

Humidity 71%
Wind Speed Vrbl 6 mph
Barometer 29.74 in (1007.3 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Wind Chill45°F (7°C)
Last update 6 Jan 2:52 pm EST
Extended Forecast for

Washington-Dulles International Airport VA

  • Tonight

    Tonight: Mostly cloudy, with a low around 42. Southwest wind around 7 mph.

    Low: 42 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 57. Northwest wind 5 to 11 mph, with gusts as high as 21 mph.

    High: 57 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 34. Northwest wind around 6 mph becoming calm in the evening.

    Low: 34 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 55. Calm wind becoming south around 6 mph in the afternoon.

    High: 55 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A slight chance of rain after 1am. Mostly cloudy, with a low around 43. Southeast wind 6 to 8 mph. Chance of precipitation is 20%.

    Low: 43 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Friday

    Friday: Rain likely, mainly after 1pm. Cloudy, with a high near 63. Chance of precipitation is 60%.

    High: 63 °F

    Rain Likely

  • Friday Night

    Friday Night: Rain likely, mainly after 1am. Cloudy, with a low around 55. Chance of precipitation is 70%.

    Low: 55 °F

    Rain Likely

  • Saturday

    Saturday: Rain. High near 64. Chance of precipitation is 90%.

    High: 64 °F

    Rain

  • Saturday Night

    Saturday Night: A chance of rain. Mostly cloudy, with a low around 43. Chance of precipitation is 50%.

    Low: 43 °F

    Chance Rain

Detailed Forecast

Tonight
Mostly cloudy, with a low around 42. Southwest wind around 7 mph.
Wednesday
Mostly sunny, with a high near 57. Northwest wind 5 to 11 mph, with gusts as high as 21 mph.
Wednesday Night
Mostly clear, with a low around 34. Northwest wind around 6 mph becoming calm in the evening.
Thursday
Mostly sunny, with a high near 55. Calm wind becoming south around 6 mph in the afternoon.
Thursday Night
A slight chance of rain after 1am. Mostly cloudy, with a low around 43. Southeast wind 6 to 8 mph. Chance of precipitation is 20%.
Friday
Rain likely, mainly after 1pm. Cloudy, with a high near 63. Chance of precipitation is 60%.
Friday Night
Rain likely, mainly after 1am. Cloudy, with a low around 55. Chance of precipitation is 70%.
Saturday
Rain. High near 64. Chance of precipitation is 90%.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 43. Chance of precipitation is 50%.
Sunday
Partly sunny, with a high near 50.
Sunday Night
Partly cloudy, with a low around 29.
Monday
Sunny, with a high near 44.
Monday Night
Partly cloudy, with a low around 29.
Tuesday
Partly 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
 38.95°N 77.44°W (Elev. 285 ft)
Last Update:
12:54 pm EST Jan 6, 2026
Forecast Valid:
3pm EST Jan 6, 2026-6pm EST Jan 13, 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