Colleton County, SC Climate

Colleton County in South Carolina has a subtropical climate. The summers are hot and humid with average temperatures in the mid-80s, while the winters are mild with average temperatures ranging from the mid-40s to low 50s. Rainfall is abundant throughout the year with an annual average of 53 inches, making it one of the wettest regions in both South Carolina and the nation. On average, Colleton County sees around 205 sunny days each year.

Colleton County, South Carolina gets 47 inches of rain, on average, per year. The US average is 38 inches of rain per year.

Colleton County averages 0 inches of snow per year. The US average is 28 inches of snow per year.

On average, there are 212 sunny days per year in Colleton County. The US average is 205 sunny days.

Colleton County gets some kind of precipitation, on average, 96 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 35
Rain: averages 47 inches of rain a year
Snow: averages 0 inches of snow a year

Bestplaces Comfort Index

The annual BestPlaces Comfort Index for Colleton County is 7.3 (10=best), which means it is less comfortable than most places in South Carolina.

4.6 Summer - 7.6 Winter

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

Climate	Colleton, South Carolina	United States
	Unlock	38.1 in.
	0.3 in.	Unlock
	Unlock	106.2 days
	212 days	Unlock
	91.9°	85.8°
	Unlock	21.7°
	7.3	Unlock
	Unlock	4.3
	49 ft.	Unlock

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 Colleton County with an average high temperature of 91.9°, which ranks it as warmer than most places in South Carolina. In Colleton County, there are 3 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Colleton County are October, April and May.

In Colleton County, there are 63.3 days annually when the high temperature is over 90°, which is hotter than most places in South Carolina.

January has the coldest nighttime temperatures for Colleton County with an average of 35.3°. This is warmer than most places in South Carolina.

In Colleton County, there are 38.8 days annually when the nighttime low temperature falls below freezing, which is warmer than most places in South Carolina.

In Colleton 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 Colleton County can be oppressive 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 Colleton County with 6.1 inches of rain, and the driest month is November with 2.8 inches. The wettest season is Autumn with 35% of yearly precipitation and 21% occurs in Summer, which is the driest season. The annual rainfall of 47.3 inches in Colleton County means that it is about average compared to other places in South Carolina.

August is the rainiest month in Colleton County with 11.1 days of rain, and May is the driest month with only 6.5 rainy days. There are 96.4 rainy days annually in Colleton County, which is less rainy than most places in South Carolina. The rainiest season is Autumn when it rains 32% of the time and the driest is Summer with only a 21% chance of a rainy day.

An annual snowfall of 0.3 inches in Colleton County means that it is less snowy than most places in South Carolina. December is the snowiest month in Colleton County with 0.2 inches of snow, and no months of the year have significant snowfall.

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