The climate in 15344 Jefferson, PA is typically very mild with warm summers and cold winters. During the summer months, temperatures generally stay between the upper 60s and mid-80s Fahrenheit during the day, while dropping to the mid-50s Fahrenheit at night. In winter, temperatures typically range from the low 20s to the mid-40s Fahrenheit during the day, while nighttime temperatures often dip below freezing. The area gets an average of 40 inches of rain each year, with most of it falling during the spring and summer months. Snowfall is also common in winter, with an average annual accumulation of around 30 inches per year.
Jefferson (zip 15344), Pennsylvania gets 40 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Jefferson (zip 15344) averages 28 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 (zip 15344). The US average is 205 sunny days.
Jefferson (zip 15344) gets some kind of precipitation, on average, 148 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 83 degrees
Winter Low: the January low is 18
Rain: averages 40 inches of rain a year
Snow: averages 28 inches of snow a year