Simpsonville, SC has a humid subtropical climate with hot summers and mild winters. Summers are typically hot and humid, with temperatures averaging in the mid-80s Fahrenheit throughout the season. Winters tend to be mild, with temperatures in the mid-50s Fahrenheit. The area is known for its abundant rainfall and receives an average of 46 inches of rain annually. Snowfall is rare but does occur occasionally during winter months.
Simpsonville, South Carolina gets 48 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Simpsonville averages 3 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 224 sunny days per year in Simpsonville. The US average is 205 sunny days.
Simpsonville gets some kind of precipitation, on average, 102 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 90 degrees
Winter Low: the January low is 31
Rain: averages 48 inches of rain a year
Snow: averages 3 inches of snow a year