Dulles International Airport (IAD) 15 Day Weather Forecast, Washington United States
Current weather conditions and 15 day weather forecast for Dulles International Airport in Washington, United States including weather daily high/low temperature, warnings, chance of precipitation, pressure, humidity/wind chill, rain, wind speed, cloud, pressure, and UV index.
Current weather conditions at IAD
| 29 April 2026 Wed 15.6 ° C ( 60.1°F )  Overcast |
Feels Like : 15.6 ° C / 60.1°F Humidity : % 78 Pressure : 1017 mb Wind Speed : 8.6 kmph / 5.4 miles from SSE 
Visibility : 16 km Precipitation (rainfall) : 0.12 mm Cloud (%) : 100 |
15-day weather forecast for Dulles International Airport, Washington, United States
| Date | Weather forecast | Low temperature | High temperature | Average Temperature | Humidity | Wind | Chance of rain |
|---|---|---|---|---|---|---|---|
| 28 April 2026 Tue |  Patchy rain nearby |
8.5 ° C | 19.7 ° C | 13.7 ° C | % 65 | 16.9 km/h | 86% |
| 29 April 2026 Wed | Patchy rain nearby |
11 ° C | 19.8 ° C | 14.8 ° C | % 87 | 20.5 km/h | 90% |
| 30 April 2026 Thu |  Sunny |
7.5 ° C | 17.3 ° C | 12 ° C | % 65 | 25.6 km/h | 0% |
| 01 May 2026 Fri | Patchy rain nearby |
3.6 ° C | 15.2 ° C | 9.1 ° C | % 69 | 14.4 km/h | 82% |
| 02 May 2026 Sat | Sunny |
3.7 ° C | 14.3 ° C | 9 ° C | % 61 | 14.4 km/h | 0% |
| 03 May 2026 Sun | Sunny |
1.5 ° C | 17 ° C | 7.7 ° C | % 60 | 15.8 km/h | 0% |
| 04 May 2026 Mon | Patchy rain nearby |
4.8 ° C | 17.4 ° C | 11.5 ° C | % 64 | 15.8 km/h | 85% |
| 05 May 2026 Tue | Sunny |
7.2 ° C | 22.5 ° C | 15.2 ° C | % 62 | 15.8 km/h | 0% |
| 06 May 2026 Wed |  Partly Cloudy |
12.9 ° C | 24.6 ° C | 17.8 ° C | % 73 | 19.1 km/h | 0% |
| 07 May 2026 Thu | Patchy rain nearby |
15 ° C | 29.6 ° C | 20.9 ° C | % 71 | 23.8 km/h | 85% |
| 08 May 2026 Fri | Patchy rain nearby |
16 ° C | 21.8 ° C | 18.6 ° C | % 94 | 11.9 km/h | 87% |
| 09 May 2026 Sat | Patchy rain nearby |
10 ° C | 22.7 ° C | 17.5 ° C | % 79 | 31.7 km/h | 89% |
| 10 May 2026 Sun | Partly Cloudy |
6.5 ° C | 17.7 ° C | 12.2 ° C | % 58 | 25.9 km/h | 0% |
| 11 May 2026 Mon | Sunny |
5.3 ° C | 17 ° C | 10.6 ° C | % 59 | 22 km/h | 0% |
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