The State of Virginia has a moderate year-round climate, characterized by short, mild winters, long spring and fall seasons, and warm summers. The moderate climate is a result of the State's location between the Deep South and the northern states, and between the mountains on the west and the Atlantic Ocean on the east.
Warren County's climate is characterized by mild winters and warm, humid summers. Winter daytime temperatures are usually in the 40's, with nighttime lows in the 20's. During the summer, daytime highs are usually in the 80's with nighttime lows around 60 degrees.
The average annual precipitation in Warren County is 40 inches and snowfall averages 21 inches annually. The mean date of the last spring freeze is April 26 and the mean date of the first fall freeze is October 13, making the average growing season around 170 days. Prevailing winds are from the south-southwest direction at an average velocity of 10 mph.