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

86°F

30°C

Humidity 46%
Wind Speed Vrbl 5 mph
Barometer 30.16 in (1021.1 mb)
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Heat Index87°F (31°C)
Last update 21 Jun 10:52 am EDT
Extended Forecast for

2 Miles S Washington-Dulles International Airport VA

  • Today

    Today: Mostly sunny, with a high near 91. Southwest wind 3 to 6 mph.

    High: 91 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 72. South wind 5 to 7 mph.

    Low: 72 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny and hot, with a high near 97. Heat index values as high as 104. Southwest wind around 6 mph.

    High: 97 °F

    Hot

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 75. Southwest wind around 6 mph becoming calm in the evening.

    Low: 75 °F

    Mostly Clear

  • Monday

    Monday: Sunny and hot, with a high near 99. Calm wind becoming northwest around 6 mph in the afternoon.

    High: 99 °F

    Hot

  • Monday Night

    Monday Night: Mostly clear, with a low around 77.

    Low: 77 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 99.

    High: 99 °F

    Hot

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 76.

    Low: 76 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny and hot, with a high near 97.

    High: 97 °F

    Hot

Detailed Forecast

Today
Mostly sunny, with a high near 91. Southwest wind 3 to 6 mph.
Tonight
Mostly clear, with a low around 72. South wind 5 to 7 mph.
Sunday
Sunny and hot, with a high near 97. Heat index values as high as 104. Southwest wind around 6 mph.
Sunday Night
Mostly clear, with a low around 75. Southwest wind around 6 mph becoming calm in the evening.
Monday
Sunny and hot, with a high near 99. Calm wind becoming northwest around 6 mph in the afternoon.
Monday Night
Mostly clear, with a low around 77.
Tuesday
Sunny and hot, with a high near 99.
Tuesday Night
Partly cloudy, with a low around 76.
Wednesday
Mostly sunny and hot, with a high near 97.
Wednesday Night
Partly cloudy, with a low around 75.
Thursday
A chance of showers and thunderstorms. Mostly sunny, with a high near 95. Chance of precipitation is 30%.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 74. Chance of precipitation is 30%.
Friday
A chance of showers and thunderstorms. Mostly sunny, with a high near 94. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles S Washington-Dulles International Airport VA
 38.93°N 77.45°W (Elev. 299 ft)
Last Update:
10:29 am EDT Jun 21, 2025
Forecast Valid:
11am EDT Jun 21, 2025-6pm EDT Jun 27, 2025
 
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Additional Resources

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Chance of Precipitation