Oakton, VA is located in the humid subtropical climate zone, characterized by hot and humid summers and cold winters. The area generally enjoys mild temperatures year round, with average highs ranging from the low to mid 50s in the winter months and the mid to upper 80s in summer. July is typically the hottest month of the year, while January tends to be the coldest. Rainfall is plentiful throughout all seasons with an annual average of just over 41 inches of precipitation.
Oakton (zip 22181), Virginia gets 43 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Oakton (zip 22181) averages 21 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 Oakton (zip 22181). The US average is 205 sunny days.
Oakton (zip 22181) gets some kind of precipitation, on average, 117 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 21 inches of snow a year