The climate in 15478 Smithfield, PA is typically temperate with mild winters and hot, humid summers. July is the hottest month of the year and January sees the coldest temperatures. Precipitation levels are generally higher in the summer and lower in the winter months. On average, there are approximately 40 inches of rain each year, with snowfall averaging 30 inches annually. Winters can be quite cold and temperatures can drop to below freezing on occasion.
Smithfield (zip 15478), Pennsylvania gets 42 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Smithfield (zip 15478) averages 24 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 159 sunny days per year in Smithfield (zip 15478). The US average is 205 sunny days.
Smithfield (zip 15478) gets some kind of precipitation, on average, 150 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 85 degrees
Winter Low: the January low is 20
Rain: averages 42 inches of rain a year
Snow: averages 24 inches of snow a year