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

46°F

8°C

Humidity 96%
Wind Speed Calm
Barometer 29.87 in (1011.6 mb)
Dewpoint 45°F (7°C)
Visibility 7.00 mi
Last update 10 Jan 5:52 pm EST
Extended Forecast for

Washington-Dulles International Airport VA

  • This Afternoon

    This Afternoon: A chance of rain. Cloudy, with a high near 49. Northeast wind around 5 mph. Chance of precipitation is 50%.

    High: 49 °F

    Chance Rain

  • Tonight

    Tonight: A chance of rain, mainly before 1am. Mostly cloudy, with a low around 37. North wind 5 to 11 mph becoming west in the evening. Winds could gust as high as 23 mph. Chance of precipitation is 40%.

    Low: 37 °F

    Chance Rain
    then Mostly
    Cloudy

  • Sunday

    Sunday: A slight chance of rain and snow showers between 1pm and 4pm. Mostly sunny, with a high near 45. Breezy, with a west wind 9 to 14 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 38 mph. Chance of precipitation is 20%.

    High: 45 °F

    Mostly Sunny
    then Slight
    Chance
    Rain/Snow and
    Breezy

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 28. Northwest wind 13 to 16 mph, with gusts as high as 34 mph.

    Low: 28 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 46. West wind 6 to 10 mph becoming southwest in the afternoon. Winds could gust as high as 20 mph.

    High: 46 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 28.

    Low: 28 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 50.

    High: 50 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 39.

    Low: 39 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Cloudy, with a high near 51.

    High: 51 °F

    Cloudy

Detailed Forecast

This Afternoon
A chance of rain. Cloudy, with a high near 49. Northeast wind around 5 mph. Chance of precipitation is 50%.
Tonight
A chance of rain, mainly before 1am. Mostly cloudy, with a low around 37. North wind 5 to 11 mph becoming west in the evening. Winds could gust as high as 23 mph. Chance of precipitation is 40%.
Sunday
A slight chance of rain and snow showers between 1pm and 4pm. Mostly sunny, with a high near 45. Breezy, with a west wind 9 to 14 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 38 mph. Chance of precipitation is 20%.
Sunday Night
Mostly clear, with a low around 28. Northwest wind 13 to 16 mph, with gusts as high as 34 mph.
Monday
Sunny, with a high near 46. West wind 6 to 10 mph becoming southwest in the afternoon. Winds could gust as high as 20 mph.
Monday Night
Mostly clear, with a low around 28.
Tuesday
Mostly sunny, with a high near 50.
Tuesday Night
Mostly cloudy, with a low around 39.
Wednesday
Cloudy, with a high near 51.
Wednesday Night
A chance of rain after 1am. Mostly cloudy, with a low around 29. Chance of precipitation is 30%.
Thursday
Mostly sunny, with a high near 37.
Thursday Night
Partly cloudy, with a low around 20.
Friday
Mostly sunny, with a high near 38.
Friday Night
Partly cloudy, with a low around 25.
Saturday
Partly sunny, with a high near 42.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Washington-Dulles International Airport VA
 38.93°N 77.45°W (Elev. 299 ft)
Last Update:
3:53 pm EST Jan 10, 2026
Forecast Valid:
5pm EST Jan 10, 2026-6pm EST Jan 17, 2026
 
Forecast Discussion
 
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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