The climate in 29379 Union, SC is mild with hot and humid summers and cool winters. The average summer temperature is around 80°F (27°C), while the average winter temperature is around 40°F (4°C). Rainfall is fairly evenly distributed throughout the year, with an average of 43 inches (110 cm) annually. Spring and fall are generally short transition periods between the summer heat and winter freeze. Humidity levels remain high throughout the year, making it a relatively comfortable environment no matter what the season.
Union (zip 29379), South Carolina gets 45 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Union (zip 29379) averages 2 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 221 sunny days per year in Union (zip 29379). The US average is 205 sunny days.
Union (zip 29379) 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 91 degrees
Winter Low: the January low is 30
Rain: averages 45 inches of rain a year
Snow: averages 2 inches of snow a year