Washington Dulles International Airport Weather Forecast 15 Days, Weather in IAD Today

Current weather conditions and 15 day weather forecast for Washington Dulles International Airport, District of Columbia, USA including weather daily high/low temperature, warnings, chance of precipitation, pressure, humidity/wind chill, rain risk, wind speed, cloud, pressure, and UV index.

Current weather conditions at Washington Dulles International Airport

01 October 2026 Thursday
21.6 ° C / 70.8°F
Overcast
Overcast
Feels Like : 21.9 ° C / 71.4°F
Humidity : % 64
Pressure : 1018 mb
Wind Speed : 5.8 kmph / 3.6 miles from SSESSE
Visibility : 10 km
Precipitation (rainfall) : 0 mm
Cloud (%) : 100

15 day weather forecast for Washington Dulles International Airport, DC, USA

Weather Forecast for next 15 Days for Washington Dulles International Airport including weather warnings, temperature, rain, wind speed, cloud, snow, wind speed and wind direction, pressure and UV index.
Here is weather for the next 15 days in Washington Dulles International Airport, District of Columbia state, US. To see the daily forecast, scroll to the table below.
Date Weather forecast Low temperature High temperature Avg. temperature Humidity Chance of rain UV Index Sun Position Moon Position
30 September 2026 Wednesday Sunny Sunny 14.8 ° C
(58.7°F)
26.5 ° C
(79.7°F)
20.2 ° C
(68.3°F)
% 72 9% 6 Sunrise:07:04 AM
Sunset: 06:54 PM
Moonrise:08:49 PM
Moonset: 11:21 AM
Moon Phase
( Waning Gibbous )
01 October 2026 Thursday Overcast Overcast 15.6 ° C
(60.1°F)
29.7 ° C
(85.5°F)
22 ° C
(71.6°F)
% 64 8% 5.8 Sunrise:07:05 AM
Sunset: 06:52 PM
Moonrise:09:37 PM
Moonset: 12:30 PM
Moon Phase
( Last Quarter )
02 October 2026 Friday Overcast Overcast 17.5 ° C
(63.6°F)
32 ° C
(89.6°F)
22.8 ° C
(73.1°F)
% 64 63% 5.6 Sunrise:07:06 AM
Sunset: 06:51 PM
Moonrise:10:35 PM
Moonset: 01:34 PM
Moon Phase
( Last Quarter )
03 October 2026 Saturday Overcast Overcast 12.8 ° C
(55°F)
17.6 ° C
(63.8°F)
14.6 ° C
(58.2°F)
% 78 67% 1.2 Sunrise:07:07 AM
Sunset: 06:49 PM
Moonrise:11:42 PM
Moonset: 02:32 PM
Moon Phase
( Last Quarter )
04 October 2026 Sunday Light rain shower Light rain shower 12.2 ° C
(54°F)
17.7 ° C
(63.9°F)
14.4 ° C
(57.9°F)
% 83 85% 0.6 Sunrise:07:08 AM
Sunset: 06:48 PM
Moonrise:Does not rise today
Moonset: 03:20 PM
Moon Phase
( Last Quarter )
05 October 2026 Monday Mist Mist 10 ° C
(50°F)
21.4 ° C
(70.4°F)
16.3 ° C
(61.4°F)
% 71 10% 6 Sunrise:07:09 AM
Sunset: 06:46 PM
Moonrise:12:56 AM
Moonset: 04:00 PM
Moon Phase
( Waning Crescent )
06 October 2026 Tuesday Sunny Sunny 5.9 ° C
(42.6°F)
16 ° C
(60.8°F)
10.5 ° C
(50.9°F)
% 52 2% 5 Sunrise:07:10 AM
Sunset: 06:45 PM
Moonrise:02:12 AM
Moonset: 04:33 PM
Moon Phase
( Waning Crescent )
07 October 2026 Wednesday Sunny Sunny 6.1 ° C
(42.9°F)
18.1 ° C
(64.7°F)
11.6 ° C
(52.9°F)
% 53 2% 5 Sunrise:07:11 AM
Sunset: 06:43 PM
Moonrise:03:27 AM
Moonset: 05:02 PM
Moon Phase
( Waning Crescent )
08 October 2026 Thursday Overcast Overcast 8.7 ° C
(47.7°F)
21.9 ° C
(71.5°F)
14.8 ° C
(58.7°F)
% 59 13% 5 Sunrise:07:12 AM
Sunset: 06:42 PM
Moonrise:04:42 AM
Moonset: 05:29 PM
Moon Phase
( Waning Crescent )
09 October 2026 Friday Sunny Sunny 11.6 ° C
(52.9°F)
21.4 ° C
(70.5°F)
15.7 ° C
(60.2°F)
% 57 4% 6 Sunrise:07:13 AM
Sunset: 06:40 PM
Moonrise:05:55 AM
Moonset: 05:54 PM
Moon Phase
( New Moon )
10 October 2026 Saturday Sunny Sunny 7.1 ° C
(44.8°F)
18.6 ° C
(65.5°F)
12.4 ° C
(54.3°F)
% 54 2% 5 Sunrise:07:14 AM
Sunset: 06:39 PM
Moonrise:07:08 AM
Moonset: 06:21 PM
Moon Phase
( New Moon )
11 October 2026 Sunday Sunny Sunny 7.7 ° C
(45.8°F)
18.6 ° C
(65.5°F)
12.6 ° C
(54.6°F)
% 67 5% 5 Sunrise:07:15 AM
Sunset: 06:37 PM
Moonrise:08:21 AM
Moonset: 06:51 PM
Moon Phase
( New Moon )
12 October 2026 Monday Sunny Sunny 8 ° C
(46.5°F)
20.7 ° C
(69.2°F)
13.6 ° C
(56.4°F)
% 65 5% 6 Sunrise:07:16 AM
Sunset: 06:36 PM
Moonrise:09:33 AM
Moonset: 07:25 PM
Moon Phase
( Waxing Crescent )
13 October 2026 Tuesday Sunny Sunny 10.6 ° C
(51.1°F)
23.6 ° C
(74.4°F)
16.2 ° C
(61.2°F)
% 57 3% 6 Sunrise:07:17 AM
Sunset: 06:34 PM
Moonrise:10:44 AM
Moonset: 08:04 PM
Moon Phase
( Waxing Crescent )
Washington Dulles International Airport Weather forecasts are usually fully updated every 4 hours.
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