Washington County, Tennessee gets 43 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Washington County averages 11 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 200 sunny days per year in Washington County. The US average is 205 sunny days.
Washington County gets some kind of precipitation, on average, 135 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.
Summer High: the July high is around 86 degrees
Winter Low: the January low is 26
Rain: averages 43 inches of rain a year
Snow: averages 11 inches of snow a year
BESTPLACES COMFORT INDEX
The annual BestPlaces Comfort Index for Washington County is 7.5 (10=best), which means it is one of the most pleasant places in Tennessee.
8.3 / 5.9
Summer / Winter
September, June and May are the most pleasant months in Washington County, while January and December are the least comfortable months.