Williamsburg County, SC Climate

Williamsburg County in South Carolina has a humid subtropical climate, with hot and humid summers and mild winters. Summers are typically very hot and humid, with high temperatures often reaching into the 90s Fahrenheit (32-37°C). Winters are usually mild but can be cold at times, with temperatures ranging from the 20s to 40s Fahrenheit (-6 to 4°C). Rainfall is plentiful throughout the year, with most areas receiving over 48 inches (120cm) annually. The area also experiences frequent thunderstorms during the summer months.

Williamsburg County, South Carolina gets 49 inches of rain, on average, per year. The US average is 38 inches of rain per year.

Williamsburg County averages 1 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 Williamsburg County. The US average is 205 sunny days.

Williamsburg County gets some kind of precipitation, on average, 98 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 33
Rain: averages 49 inches of rain a year
Snow: averages 1 inches of snow a year

Bestplaces Comfort Index

The annual BestPlaces Comfort Index for Williamsburg County is 7.4 (10=best), which means it is more comfortable than most places in South Carolina.

5.2 Summer - 7.3 Winter

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

Climate	Williamsburg, South Carolina	United States
	Unlock	38.1 in.
	1.0 in.	Unlock
	Unlock	106.2 days
	211 days	Unlock
	91.5°	85.8°
	Unlock	21.7°
	7.4	Unlock
	Unlock	4.3
	53 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 Williamsburg County with an average high temperature of 91.5°, which ranks it as warmer than most places in South Carolina. In Williamsburg County, there are 3 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Williamsburg County are October, April and May.

In Williamsburg County, there are 59.4 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 Williamsburg County with an average of 32.6°. This is about average compared to other places in South Carolina.

In Williamsburg County, there are 52.6 days annually when the nighttime low temperature falls below freezing, which is about average compared to other places in South Carolina.

In Williamsburg 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 Williamsburg 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 Williamsburg County with 6.1 inches of rain, and the driest month is November with 2.8 inches. The wettest season is Autumn with 34% of yearly precipitation and 22% occurs in Summer, which is the driest season. The annual rainfall of 48.8 inches in Williamsburg County means that it is wetter than most places in South Carolina.

August is the rainiest month in Williamsburg County with 10.2 days of rain, and October is the driest month with only 6.3 rainy days. There are 97.8 rainy days annually in Williamsburg County, which is less rainy than most places in South Carolina. The rainiest season is Autumn when it rains 31% of the time and the driest is Winter with only a 21% chance of a rainy day.

An annual snowfall of 1.0 inches in Williamsburg County means that it is snowier than most places in South Carolina. February is the snowiest month in Williamsburg County with 0.3 inches of snow, and no months of the year have significant snowfall.

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