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

31°F

-1°C

Humidity 47%
Wind Speed Calm
Barometer 29.99 in (1015.9 mb)
Dewpoint 13°F (-11°C)
Visibility 10.00 mi
Last update 3 Jan 10:52 pm EST
Extended Forecast for

Washington-Dulles International Airport VA

  • Tonight

    Tonight: Mostly cloudy, with a low around 25. Calm wind.

    Low: 25 °F

    Mostly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 40. Light northwest wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 20 mph.

    High: 40 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 23. Northwest wind around 6 mph becoming calm in the evening.

    Low: 23 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 44. Light south wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 18 mph.

    High: 44 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 32. South wind around 6 mph becoming calm in the evening.

    Low: 32 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 51.

    High: 51 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Cloudy, with a low around 39.

    Low: 39 °F

    Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 61.

    High: 61 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 37.

    Low: 37 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly cloudy, with a low around 25. Calm wind.
Sunday
Sunny, with a high near 40. Light northwest wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 20 mph.
Sunday Night
Mostly cloudy, with a low around 23. Northwest wind around 6 mph becoming calm in the evening.
Monday
Mostly cloudy, with a high near 44. Light south wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 18 mph.
Monday Night
Mostly cloudy, with a low around 32. South wind around 6 mph becoming calm in the evening.
Tuesday
Mostly cloudy, with a high near 51.
Tuesday Night
Cloudy, with a low around 39.
Wednesday
Partly sunny, with a high near 61.
Wednesday Night
Mostly clear, with a low around 37.
Thursday
Partly sunny, with a high near 56.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 45. Chance of precipitation is 40%.
Friday
A chance of rain. Mostly cloudy, with a high near 60. Chance of precipitation is 40%.
Friday Night
A chance of rain. Mostly cloudy, with a low around 49. Chance of precipitation is 40%.
Saturday
A chance of rain. Partly sunny, with a high near 60. Chance of precipitation is 40%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Washington-Dulles International Airport VA
 38.95°N 77.44°W (Elev. 285 ft)
Last Update:
9:53 pm EST Jan 3, 2026
Forecast Valid:
11pm EST Jan 3, 2026-6pm EST Jan 10, 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