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

53°F

12°C

Humidity 93%
Wind Speed S 3 mph
Barometer 30.12 in (1020.0 mb)
Dewpoint 51°F (11°C)
Visibility 8.00 mi
Last update 9 Jan 10:52 pm EST
Extended Forecast for

Washington-Dulles International Airport VA

  • Tonight

    Tonight: A chance of rain after 4am. Cloudy, with a low around 44. West wind around 6 mph becoming north after midnight. Chance of precipitation is 30%.

    Low: 44 °F

    Chance Rain

  • Saturday

    Saturday: Rain, mainly before 3pm. High near 48. Northeast wind 3 to 6 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 48 °F

    Rain

  • Saturday Night

    Saturday Night: Rain likely, mainly between 7pm and 1am. Cloudy, with a low around 38. Light and variable wind becoming northwest 5 to 10 mph in the evening. Winds could gust as high as 20 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 38 °F

    Rain Likely

  • Sunday

    Sunday: A slight chance of rain and snow showers between 1pm and 3pm, then a slight chance of snow showers after 3pm. Mostly sunny, with a high near 45. Breezy, with a west wind 10 to 15 mph increasing to 19 to 24 mph in the afternoon. Winds could gust as high as 39 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. Breezy, with a west wind 14 to 20 mph, with gusts as high as 26 mph.

    Low: 28 °F

    Mostly Clear
    and Breezy
    then Mostly
    Clear

  • Monday

    Monday: Sunny, with a high near 44.

    High: 44 °F

    Sunny

  • Monday Night

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

    Low: 28 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 50.

    High: 50 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 37.

    Low: 37 °F

    Mostly Cloudy

Detailed Forecast

Tonight
A chance of rain after 4am. Cloudy, with a low around 44. West wind around 6 mph becoming north after midnight. Chance of precipitation is 30%.
Saturday
Rain, mainly before 3pm. High near 48. Northeast wind 3 to 6 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Saturday Night
Rain likely, mainly between 7pm and 1am. Cloudy, with a low around 38. Light and variable wind becoming northwest 5 to 10 mph in the evening. Winds could gust as high as 20 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday
A slight chance of rain and snow showers between 1pm and 3pm, then a slight chance of snow showers after 3pm. Mostly sunny, with a high near 45. Breezy, with a west wind 10 to 15 mph increasing to 19 to 24 mph in the afternoon. Winds could gust as high as 39 mph. Chance of precipitation is 20%.
Sunday Night
Mostly clear, with a low around 28. Breezy, with a west wind 14 to 20 mph, with gusts as high as 26 mph.
Monday
Sunny, with a high near 44.
Monday Night
Mostly clear, with a low around 28.
Tuesday
Sunny, with a high near 50.
Tuesday Night
Mostly cloudy, with a low around 37.
Wednesday
Mostly cloudy, with a high near 49.
Wednesday Night
Mostly cloudy, with a low around 31.
Thursday
A chance of rain. Partly sunny, with a high near 39. Chance of precipitation is 30%.
Thursday Night
Mostly cloudy, with a low around 21.
Friday
Mostly sunny, with a high near 37.
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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:
9:53 pm EST Jan 9, 2026
Forecast Valid:
11pm EST Jan 9, 2026-6pm EST Jan 16, 2026
 
Forecast Discussion
 
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Additional Resources

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National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation