Hourly Weather Forecast for Friday
Dulles, Virginia (KIAD)
Source 
Forecast data derived from Weather Underground BestForecast
Wednesday Thursday Friday Saturday Sunday Monday Tuesday Wednesday Thursday Friday Saturday Sunday
Temperature / Dew Point (°F):
Humidity (%):
Pressure (in):
Wind (mph):
Conditions:
Probability of Precipitation (%):
Cloud Cover (%):
View Current Conditions
Extended Forecast for Dulles (KIAD)
Wednesday Thursday Friday Saturday Sunday Monday Tuesday Wednesday
Mostly Cloudy
79 | 57 °F
Partly Cloudy
79 | 57 °F
Partly Cloudy
82 | 59 °F
Partly Cloudy
84 | 63 °F
Partly Cloudy
86 | 66 °F
Chance of a Thunderstorm
88 | 68 °F
Chance of a Thunderstorm
88 | 75 °F
Mostly Cloudy
84 | 72 °F
Mostly Cloudy Partly Cloudy Partly Cloudy Partly Cloudy Partly Cloudy Chance of a Thunderstorm
20% chance of precipitation
Chance of a Thunderstorm
20% chance of precipitation
Mostly Cloudy
UV: 4 UV: 5 UV: 6 UV: 10 UV: 8 UV: 9 UV: 9 UV: 8
View Current Conditions