Kelly, PA has a humid continental climate with warm summers and cold winters. The average annual temperature is around 51 degrees Fahrenheit with January being the coldest month with an average of 30 degrees Fahrenheit and July being the hottest month with an average of 74 degrees Fahrenheit. Precipitation in Kelly, PA is fairly consistent throughout the year, though there tends to be more rain in the warmer months of May through August. Snowfall also occurs regularly throughout winter months from November to March.
Kelly, Pennsylvania gets 42 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Kelly averages 31 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 177 sunny days per year in Kelly. The US average is 205 sunny days.
Kelly gets some kind of precipitation, on average, 127 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 84 degrees
Winter Low: the January low is 19
Rain: averages 42 inches of rain a year
Snow: averages 31 inches of snow a year