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

52°F

11°C

Humidity 40%
Wind Speed S 8 mph
Barometer 29.56 in (1001.0 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Wind Chill49°F (9°C)
Last update 14 Jan 12:52 pm EST
Extended Forecast for

Vienna VA

  • This Afternoon

    This Afternoon: Cloudy, with a high near 53. South wind 7 to 9 mph.

    High: 53 °F

    Cloudy

  • Tonight

    Tonight: A chance of rain before 2am. Cloudy, then gradually becoming partly cloudy, with a low around 27. Blustery, with a west wind 7 to 12 mph becoming northwest 15 to 20 mph after midnight. Winds could gust as high as 32 mph. Chance of precipitation is 50%.

    Low: 27 °F

    Chance Rain
    and Blustery

  • Thursday

    Thursday: Mostly sunny, with a high near 31. Northwest wind 16 to 18 mph, with gusts as high as 31 mph.

    High: 31 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 21. West wind 9 to 14 mph, with gusts as high as 28 mph.

    Low: 21 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 36. South wind 6 to 11 mph, with gusts as high as 21 mph.

    High: 36 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 31.

    Low: 31 °F

    Mostly Cloudy

  • Saturday

    Saturday: A chance of rain and snow showers before 1pm. Partly sunny, with a high near 45. Chance of precipitation is 30%.

    High: 45 °F

    Chance
    Rain/Snow

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 25.

    Low: 25 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 31.

    High: 31 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Cloudy, with a high near 53. South wind 7 to 9 mph.
Tonight
A chance of rain before 2am. Cloudy, then gradually becoming partly cloudy, with a low around 27. Blustery, with a west wind 7 to 12 mph becoming northwest 15 to 20 mph after midnight. Winds could gust as high as 32 mph. Chance of precipitation is 50%.
Thursday
Mostly sunny, with a high near 31. Northwest wind 16 to 18 mph, with gusts as high as 31 mph.
Thursday Night
Mostly clear, with a low around 21. West wind 9 to 14 mph, with gusts as high as 28 mph.
Friday
Mostly sunny, with a high near 36. South wind 6 to 11 mph, with gusts as high as 21 mph.
Friday Night
Mostly cloudy, with a low around 31.
Saturday
A chance of rain and snow showers before 1pm. Partly sunny, with a high near 45. Chance of precipitation is 30%.
Saturday Night
Mostly cloudy, with a low around 25.
Sunday
Partly sunny, with a high near 31.
Sunday Night
Mostly clear, with a low around 17.
M.L.King Day
Sunny, with a high near 34.
Monday Night
Partly cloudy, with a low around 15.
Tuesday
Mostly sunny, with a high near 27.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Vienna VA
 38.89°N 77.25°W (Elev. 348 ft)
Last Update:
12:53 pm EST Jan 14, 2026
Forecast Valid:
1pm EST Jan 14, 2026-6pm EST Jan 20, 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