Jefferson County, Pennsylvania gets 45 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Jefferson County averages 47 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 162 sunny days per year in Jefferson County. The US average is 205 sunny days.
Jefferson County gets some kind of precipitation, on average, 159 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 81 degrees
Winter Low: the January low is 16
Rain: averages 45 inches of rain a year
Snow: averages 47 inches of snow a year
BESTPLACES COMFORT INDEX
The annual BestPlaces Comfort Index for Jefferson County is 6.5 (10=best), which means it is less comfortable than most places in Pennsylvania.
9 / 4.2
Summer / Winter
August, July and June are the most pleasant months in Jefferson County, while January and February are the least comfortable months.