Get past weather reports with the Almanac weather history tool. Find historical weather data by zip code, accessing weather archives for more than 1,300 stations across United States and Canada, going back to 1960. What was the weather on your birthday or weather in history? Find out!
Are you planning a trip or an event such as a wedding? To get a sense of "typical" weather” over a range of dates, we also provide Customized Weather History.
WASHINGTON DC DULLES
Pressure and Dew Point
Mean Sea Level Pressure
Mean Dew Point
Rain and/or melted snow reported during the day.
Last report for the day if reported more than once.
Wind Speed and Gusts
Mean Wind Speed
Maximum Sustained Wind Speed
Maximum Wind Gust
Weather data from the National Climatic Data Center Global Surface Summary of Day. Information from the NCDC may be incomplete. Not every station reports every day, and some stations never report certain values. To learn more about weather station terminology, please consult the Weather Observation Station page of the NCDC. Are you planning a trip or an event such as a wedding? To get a sense of "typical" weather” over a range of dates, see Customized Weather History.