15227 Brentwood, PA has a humid continental climate with hot summers and cold winters. The area is known for its mild weather throughout the year, but still experiences very hot days in the summer months with temperatures usually reaching into the high 80s and low 90s. Winters are often cold with temperatures dropping below freezing as early as late October. Rainfall is spread evenly throughout the year, usually ranging from three to four inches per month. Snowfall during winter months varies widely due to the city's location within the region, but it typically averages around 14 inches per season.
Brentwood (zip 15227), Pennsylvania gets 39 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Brentwood (zip 15227) averages 33 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 Brentwood (zip 15227). The US average is 205 sunny days.
Brentwood (zip 15227) gets some kind of precipitation, on average, 144 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 21
Rain: averages 39 inches of rain a year
Snow: averages 33 inches of snow a year