South New Castle, PA has a humid continental climate, which means that it experiences warm summers and cold winters with moderate levels of precipitation throughout the year. Summers in this area are typically hot and muggy with temperatures regularly reaching the mid-80s or higher. Winters tend to be cold and snowy for most of the season, although temperatures can reach above 50 degrees Fahrenheit on mild days. Snowfall varies from year to year but typically ranges from 15 to 30 inches throughout the season. Rainfall is equally distributed throughout the year with an average annual rainfall total between 32 and 38 inches.
South New Castle, Pennsylvania gets 39 inches of rain, on average, per year. The US average is 38 inches of rain per year.
South New Castle averages 25 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 South New Castle. The US average is 205 sunny days.
South New Castle 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 84 degrees
Winter Low: the January low is 18
Rain: averages 39 inches of rain a year
Snow: averages 25 inches of snow a year