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

29°F

-2°C

Humidity 78%
Wind Speed Calm
Barometer 30.13 in (1020.5 mb)
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Last update 12 Mar 11:52 pm EDT
Extended Forecast for

Washington-Dulles International Airport VA

  • Overnight

    Overnight: Mostly clear, with a low around 30. Light southwest wind.

    Low: 30 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 54. Breezy, with a south wind 7 to 12 mph increasing to 19 to 24 mph in the afternoon. Winds could gust as high as 39 mph.

    High: 54 °F

    Mostly Sunny
    then Mostly
    Sunny and
    Breezy

  • Friday Night

    Friday Night: Mostly clear, with a low around 39. Southwest wind 9 to 16 mph, with gusts as high as 30 mph.

    Low: 39 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 56. West wind 8 to 14 mph, with gusts as high as 22 mph.

    High: 56 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 40. East wind 3 to 5 mph.

    Low: 40 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 61.

    High: 61 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Showers. Low around 53. Chance of precipitation is 80%.

    Low: 53 °F

    Showers

  • Monday

    Monday: Showers, with thunderstorms also possible after 2pm. High near 69. Breezy. Chance of precipitation is 90%.

    High: 69 °F

    Showers and
    Breezy

  • Monday Night

    Monday Night: Showers and possibly a thunderstorm before 8pm, then a chance of showers between 8pm and 2am. Low around 29. Chance of precipitation is 80%.

    Low: 29 °F

    Showers then
    Chance
    Showers

Detailed Forecast

Overnight
Mostly clear, with a low around 30. Light southwest wind.
Friday
Mostly sunny, with a high near 54. Breezy, with a south wind 7 to 12 mph increasing to 19 to 24 mph in the afternoon. Winds could gust as high as 39 mph.
Friday Night
Mostly clear, with a low around 39. Southwest wind 9 to 16 mph, with gusts as high as 30 mph.
Saturday
Mostly sunny, with a high near 56. West wind 8 to 14 mph, with gusts as high as 22 mph.
Saturday Night
Mostly cloudy, with a low around 40. East wind 3 to 5 mph.
Sunday
Mostly cloudy, with a high near 61.
Sunday Night
Showers. Low around 53. Chance of precipitation is 80%.
Monday
Showers, with thunderstorms also possible after 2pm. High near 69. Breezy. Chance of precipitation is 90%.
Monday Night
Showers and possibly a thunderstorm before 8pm, then a chance of showers between 8pm and 2am. Low around 29. Chance of precipitation is 80%.
Tuesday
Mostly sunny, with a high near 39.
Tuesday Night
Mostly clear, with a low around 24.
Wednesday
Sunny, with a high near 42.
Wednesday Night
Partly cloudy, with a low around 29.
Thursday
Mostly cloudy, with a high near 49.
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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:
10:53 pm EDT Mar 12, 2026
Forecast Valid:
12am EDT Mar 13, 2026-6pm EDT Mar 19, 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