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.

Mostly Cloudy

43°F

6°C

Humidity 65%
Wind Speed N 12 mph
Barometer 30.06 in (1018.1 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Wind Chill37°F (3°C)
Last update 27 Dec 12:52 pm EST
Extended Forecast for

Washington-Dulles International Airport VA

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 43. North wind 9 to 11 mph.

    High: 43 °F

    Partly Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 27. Northeast wind around 5 mph becoming calm in the evening.

    Low: 27 °F

    Increasing
    Clouds

  • Sunday

    Sunday: A slight chance of rain between 1pm and 4pm. Mostly cloudy, with a high near 48. Light southeast wind becoming south 5 to 10 mph in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 20%.

    High: 48 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Sunday Night

    Sunday Night: A slight chance of rain after 1am. Cloudy, with a low around 42. South wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.

    Low: 42 °F

    Cloudy then
    Slight Chance
    Rain

  • Monday

    Monday: A chance of rain, mainly before 1pm. Partly sunny, with a high near 57. Breezy, with a south wind 15 to 20 mph becoming west in the afternoon. Winds could gust as high as 37 mph. Chance of precipitation is 30%.

    High: 57 °F

    Chance Rain
    and Breezy

  • Monday Night

    Monday Night: Partly cloudy, with a low around 26.

    Low: 26 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 36. Breezy.

    High: 36 °F

    Mostly Sunny
    and Breezy

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 23.

    Low: 23 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 43.

    High: 43 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Partly sunny, with a high near 43. North wind 9 to 11 mph.
Tonight
Increasing clouds, with a low around 27. Northeast wind around 5 mph becoming calm in the evening.
Sunday
A slight chance of rain between 1pm and 4pm. Mostly cloudy, with a high near 48. Light southeast wind becoming south 5 to 10 mph in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 20%.
Sunday Night
A slight chance of rain after 1am. Cloudy, with a low around 42. South wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
Monday
A chance of rain, mainly before 1pm. Partly sunny, with a high near 57. Breezy, with a south wind 15 to 20 mph becoming west in the afternoon. Winds could gust as high as 37 mph. Chance of precipitation is 30%.
Monday Night
Partly cloudy, with a low around 26.
Tuesday
Mostly sunny, with a high near 36. Breezy.
Tuesday Night
Partly cloudy, with a low around 23.
Wednesday
Mostly sunny, with a high near 43.
Wednesday Night
Mostly cloudy, with a low around 26.
New Year's Day
Mostly cloudy, with a high near 42.
Thursday Night
Mostly cloudy, with a low around 20.
Friday
Sunny, with a high near 37.
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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:
12:53 pm EST Dec 27, 2025
Forecast Valid:
1pm EST Dec 27, 2025-6pm EST Jan 2, 2026
 
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Additional Resources

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Chance of Precipitation