Fairfax City, located in Fairfax County in the northern part of Virginia, has a humid subtropical climate. The summers are hot and humid with temperatures averaging between 80-90 degrees Fahrenheit. Winters are mild and wet, with average temperatures ranging from 30-50 degrees Fahrenheit and precipitation levels above the national average. Spring and autumn are generally pleasant. Generally, Fairfax City enjoys around 200 sunny days per year with an average relative humidity of 65%.
Fairfax City County, Virginia gets 43 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Fairfax City County 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 Fairfax City County. The US average is 205 sunny days.
Fairfax City County gets some kind of precipitation, on average, 120 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 43 inches of rain a year
Snow: averages 22 inches of snow a year