Zip 29154 (Sumter, SC) Climate

29154 Sumter, SC is known for its humid subtropical climate with mild to warm temperatures year-round. The area experiences hot and humid summers with an average of 16 days of 90 degrees Fahrenheit or higher. Winters are mild with occasional cold spells and temperatures below freezing. On average, the area receives around 49 inches of rainfall each year which is slightly above the national average. Snowfall is rare, but does occasionally occur in the winter months.

Sumter (zip 29154), South Carolina gets 48 inches of rain, on average, per year. The US average is 38 inches of rain per year.

Sumter (zip 29154) 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 Sumter (zip 29154). The US average is 205 sunny days.

Sumter (zip 29154) gets some kind of precipitation, on average, 104 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 34
Rain: averages 48 inches of rain a year
Snow: averages 1 inches of snow a year

Bestplaces Comfort Index

The annual BestPlaces Comfort Index for the 29154 zip code is 7.4 (10=best), which means it is more comfortable than most places in South Carolina.

5.3 Summer - 7.3 Winter

October, May and April are the most pleasant months in the 29154 zip code, while July and August are the least comfortable months.

Climate	Sumter, South Carolina	United States
	Unlock	38.1 in.
	0.7 in.	Unlock
	Unlock	106.2 days
	218 days	Unlock
	91.6°	85.8°
	Unlock	21.7°
	7.4	Unlock
	Unlock	4.3
	180 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 the 29154 zip code with an average high temperature of 91.6°, which ranks it as warmer than most places in South Carolina. In the 29154 zip code, there are 4 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for the 29154 zip code are April, October and May.

In the 29154 zip code, there are 61.9 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 the 29154 zip code with an average of 34.0°. This is warmer than most places in South Carolina.

In the 29154 zip code, there are 45.0 days annually when the nighttime low temperature falls below freezing, which is warmer than most places in South Carolina.

In the 29154 zip code, 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 the 29154 zip code 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 the 29154 zip code with 5.4 inches of rain, and the driest month is November with 2.9 inches. The wettest season is Autumn with 34% of yearly precipitation and 21% occurs in Winter, which is the driest season. The annual rainfall of 47.5 inches in the 29154 zip code means that it is about average compared to other places in South Carolina.

July is the rainiest month in the 29154 zip code with 10.8 days of rain, and October is the driest month with only 6.9 rainy days. There are 104.0 rainy days annually in the 29154 zip code, which is about average compared to other 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 0.7 inches in the 29154 zip code means that it is about average compared to other places in South Carolina. January is the snowiest month in the 29154 zip code with 0.5 inches of snow, and 1 month of the year have significant snowfall.

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