Washington Dulles Airport (IAD) Weather 06/23/2026
Tonight
62
Increasing Clouds
Wednesday
87
Sunny
Wednesday Night
67
Increasing Clouds
Thursday
94
Chance Showers then Chance T-storms
Thursday Night
67
Slight Chance T-storms then Chance Showers
Juneteenth
83
Chance Showers
Friday Night
62
Mostly Clear
Saturday
84
Sunny
Saturday Night
61
Mostly Clear
Sunday
86
Sunny
Sunday Night
63
Slight Chance T-storms then Chance Showers
Monday
83
Showers Likely
Monday Night
63
Showers Likely
Weekly Forecast
Tonight
Increasing clouds, with a low around 62. Southeast wind 3 to 7 mph.
Wednesday
Sunny, with a high near 87. Calm wind becoming west 5 to 8 mph in the afternoon.
Wednesday Night
Increasing clouds, with a low around 67. Light south wind increasing to 5 to 9 mph after midnight. Winds could gust as high as 20 mph.
Thursday
A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 94. West wind around 16 mph, with gusts as high as 30 mph. Chance of precipitation is 50%.
Thursday Night
A slight chance of showers and thunderstorms, then a chance of showers after 2am. Mostly cloudy, with a low around 67. West wind 5 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.
Juneteenth
A chance of showers and thunderstorms before 2pm. Partly sunny, with a high near 83. Chance of precipitation is 40%.
Friday Night
Mostly clear, with a low around 62.
Saturday
Sunny, with a high near 84.
Saturday Night
Mostly clear, with a low around 61.
Sunday
Sunny, with a high near 86.
Sunday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 63. Chance of precipitation is 40%.
Monday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 83. Chance of precipitation is 60%.
Monday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 63. Chance of precipitation is 60%.