Barnwell, SC Climate


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United States / South Carolina / No Metro Area / Barnwell County / Barnwell / Zip Codes
Barnwell, SC is located in the southeastern region of the United States and experiences a humid subtropical climate. The summers are hot and humid, with average highs reaching into the 90s Fahrenheit (32 Celsius), while winters are mild to cool with occasional cold snaps and light snowfall. Precipitation levels are generally consistent year-round, with an average of 45 inches (114 centimeters) of rain annually. Summers can be quite stormy, with frequent thunderstorms due to moist conditions created by the Atlantic Ocean and Gulf of Mexico.

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

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

On average, there are 215 sunny days per year in Barnwell. The US average is 205 sunny days.

Barnwell gets some kind of precipitation, on average, 101 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 46 inches of rain a year
Snow: averages 0 inches of snow a year


Bestplaces Comfort Index

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

5.2 Summer - 7.4 Winter
October, May and April are the most pleasant months in Barnwell, while July and August are the least comfortable months.

  ClimateBarnwell, South CarolinaUnited States
  46.3 in.38.1 in.
  0.3 in.27.8 in.
  100.7 days106.2 days
  215 days205 days
  92.2°85.8°
  32.9°21.7°
  7.47
  4.84.3
  217 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 Barnwell with an average high temperature of 92.2°, which ranks it as warmer than most places in South Carolina. In Barnwell, there are 3 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Barnwell are October, April and May.
In Barnwell, there are 71.2 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 Barnwell with an average of 32.9°. This is about average compared to other places in South Carolina.
In Barnwell, there are 46.6 days annually when the nighttime low temperature falls below freezing, which is warmer than most places in South Carolina.
In Barnwell, 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 Barnwell 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.
June is the wettest month in Barnwell with 5.3 inches of rain, and the driest month is April with 2.8 inches. The wettest season is Autumn with 33% of yearly precipitation and 21% occurs in Winter, which is the driest season. The annual rainfall of 46.3 inches in Barnwell means that it is drier than most places in South Carolina.
August is the rainiest month in Barnwell with 10.8 days of rain, and October is the driest month with only 6.5 rainy days. There are 100.7 rainy days annually in Barnwell, 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 20% chance of a rainy day.
An annual snowfall of 0.3 inches in Barnwell means that it is less snowy than most places in South Carolina. December is the snowiest month in Barnwell with 0.1 inches of snow, and no months of the year have significant snowfall.
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