The climate in 29351 Joanna, SC is typical of the southeastern United States, with mild winters and hot, humid summers. The average annual temperature is around 66°F (19°C), with an average high of 85°F (29°C) in July and an average low of 46°F (8°C) in January. Rainfall averages around 44 inches (112 cm) per year, most of which falls between April and October. Snowfall is rare, with only a few days seeing measurable amounts each winter.
Joanna (zip 29351), South Carolina gets 46 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Joanna (zip 29351) averages 1 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 Joanna (zip 29351). The US average is 205 sunny days.
Joanna (zip 29351) gets some kind of precipitation, on average, 110 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 92 degrees
Winter Low: the January low is 29
Rain: averages 46 inches of rain a year
Snow: averages 1 inches of snow a year