The climate in 29401 Charleston, SC is typically warm and humid with mild winters and hot, humid summers. The average temperature in the summer months can range from the mid-80s to low 90s, while winter temperatures fall into the mid-40s to low 50s. Rainfall is abundant throughout the year, with an annual rainfall of around 46 inches per year. Due to its close proximity to the coast, the area experiences moderate hurricanes from time to time. In addition, thunderstorms are common during summer months and can bring heavy rainfall and strong winds.
Charleston (zip 29401), South Carolina gets 48 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Charleston (zip 29401) averages 0 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 211 sunny days per year in Charleston (zip 29401). The US average is 205 sunny days.
Charleston (zip 29401) gets some kind of precipitation, on average, 106 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 39
Rain: averages 48 inches of rain a year
Snow: averages 0 inches of snow a year