Richland County, SC Climate

Richland County, SC has a humid subtropical climate with hot summers and mild winters. The average July high temperature is around 86°F (30°C), and the average January low temperature is around 31°F (-1°C). Rainfall is abundant throughout the year, with an annual average of 48 inches (1200mm). Snowfall is rare, occurring only once or twice a year in most areas. Average temperatures range from the 40s in winter to the mid-80s in summer, making it ideal for growing many varieties of plants. Due to its prime location on the Atlantic Coastal Plain, Richland County experiences moderate humidity levels and frequent thunderstorms during the summer months.

Richland County, South Carolina gets 46 inches of rain, on average, per year. The US average is 38 inches of rain per year.

Richland County averages 1 inches of snow per year. The US average is 28 inches of snow per year.

On average, there are 218 sunny days per year in Richland County. The US average is 205 sunny days.

Richland County gets some kind of precipitation, on average, 107 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 93 degrees
Winter Low: the January low is 34
Rain: averages 46 inches of rain a year
Snow: averages 1 inches of snow a year

Bestplaces Comfort Index

The annual BestPlaces Comfort Index for Richland County is 7.2 (10=best), which means it is less comfortable than most places in South Carolina.

4.5 Summer - 7.3 Winter

October, May and April are the most pleasant months in Richland County, while July and August are the least comfortable months.

Climate	Richland, South Carolina	United States
	45.5 in.	38.1 in.
	0.8 in.	27.8 in.
	106.9 days	106.2 days
	218 days	205 days
	93.3°	85.8°
	34.4°	21.7°
	7.2	7
	4.9	4.3
	257 ft.	2443 ft.

Climate

YOU SHOULD KNOW

Many people confuse weather and climate but they are different. Weather is the conditions of the atmosphere over a short period of time, and climate is how the atmosphere is over long periods of time.

Weather is how the atmosphere is behaving and its effects upon life and human activities. Weather can change from minute-to-minute. Most people think of weather in terms of temperature, humidity, precipitation, cloudiness, brightness, visibility, wind, and atmospheric pressure.

Climate is the description of the long-term pattern of weather in a place. Climate can mean the average weather for a particular region and time period taken over 30 years. Climate is the average of weather over time.

July is the hottest month for Richland County with an average high temperature of 93.3°, which ranks it as one of the hottest places in South Carolina. In Richland County, there are 3 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Richland County are April, October and May.

In Richland County, there are 76.1 days annually when the high temperature is over 90°, which is one of the hottest places in South Carolina.

January has the coldest nighttime temperatures for Richland County with an average of 34.4°. This is warmer than most places in South Carolina.

In Richland County, there are 42.2 days annually when the nighttime low temperature falls below freezing, which is warmer than most places in South Carolina.

In Richland County, there are 0.0 days annually when the nighttime low temperature falls below zero°, which is about average compared to other places in South Carolina.

Humidity in Richland County can be uncomfortable during the summer, but comfortable for most of the year. The most uncomfortably humid months are July, August and June. The humid season runs from June-September and the most comfortable months are October-May.

August is the wettest month in Richland County with 5.1 inches of rain, and the driest month is April with 2.7 inches. The wettest season is Autumn with 33% of yearly precipitation and 21% occurs in Summer, which is the driest season. The annual rainfall of 45.5 inches in Richland County means that it is drier than most places in South Carolina.

July is the rainiest month in Richland County with 11.0 days of rain, and October is the driest month with only 7.2 rainy days. There are 106.9 rainy days annually in Richland County, which is rainier than most places in South Carolina. The rainiest season is Autumn when it rains 30% of the time and the driest is Winter with only a 21% chance of a rainy day.

An annual snowfall of 0.8 inches in Richland County means that it is about average compared to other places in South Carolina. January is the snowiest month in Richland County with 0.6 inches of snow, and 1 month of the year have significant snowfall.

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