Dulles Town Center, VA has a humid subtropical climate, with hot and humid summers and mild winters. Average high temperatures in the summer months range between 84-89 degrees Fahrenheit, with average low temperatures in the winter months between 30-45 degrees Fahrenheit. The area receives moderate rainfall throughout the year, averaging 40-50 inches annually. There are typically 4-6 days of snowfall each year as well. Overall, Dulles Town Center has a pleasant climate year round, making it ideal for outdoor activities and recreation.
Dulles Town Center (zip 20166), Virginia gets 42 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Dulles Town Center (zip 20166) averages 22 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 197 sunny days per year in Dulles Town Center (zip 20166). The US average is 205 sunny days.
Dulles Town Center (zip 20166) gets some kind of precipitation, on average, 116 days per year. Precipitation is rain, snow, sleet, or hail that falls to the ground. In order for precipitation to be counted you have to get at least .01 inches on the ground to measure.
Weather Highlights
Summer High: the July high is around 86 degrees
Winter Low: the January low is 24
Rain: averages 42 inches of rain a year
Snow: averages 22 inches of snow a year