Mercer borough, Pennsylvania gets 42 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Mercer borough averages 45 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 158 sunny days per year in Mercer borough. The US average is 205 sunny days.
Mercer borough gets some kind of precipitation, on average, 156 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 82 degrees
Winter Low: the January low is 17
Rain: averages 42 inches of rain a year
Snow: averages 45 inches of snow a year
BESTPLACES COMFORT INDEX
The annual BestPlaces Comfort Index for Mercer borough is 6.7 (10=best), which means it is less comfortable than most places in Pennsylvania.
6.7 / 10
August, July and June are the most pleasant months in Mercer borough, while January and December are the least comfortable months.