Sumter County, GA Climate

Sumter, GA County has a humid subtropical climate that is typically mild and wet. The summers are hot and humid with temperatures ranging from the mid-80s to mid-90s Fahrenheit, while winters are usually mild with temperatures rarely falling below freezing. Rainfall occurs throughout the year, although there is a slight dry season in the winter months. Thunderstorms can occur during any time of year, but are most common during the spring and summer months. The area also experiences occasional tropical storms which can bring heavy rains and strong winds.

Sumter County, Georgia gets 48 inches of rain, on average, per year. The US average is 38 inches of rain per year.

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

On average, there are 217 sunny days per year in Sumter County. The US average is 205 sunny days.

Sumter County gets some kind of precipitation, on average, 95 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 91 degrees
Winter Low: the January low is 35
Rain: averages 48 inches of rain a year
Snow: averages 0 inches of snow a year

Bestplaces Comfort Index

The annual BestPlaces Comfort Index for Sumter County is 7.4 (10=best), which means it is about average compared to other places in Georgia.

5 Summer - 7.5 Winter

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

Climate	Sumter, Georgia	United States
	48.3 in.	38.1 in.
	0.1 in.	27.8 in.
	95.0 days	106.2 days
	217 days	205 days
	91.4°	85.8°
	34.5°	21.7°
	7.4	7
	3.5	4.3
	387 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 Sumter County with an average high temperature of 91.4°, which ranks it as warmer than most places in Georgia. In Sumter County, there are 3 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Sumter County are October, April and May.

In Sumter County, there are 63.1 days annually when the high temperature is over 90°, which is about average compared to other places in Georgia.

January has the coldest nighttime temperatures for Sumter County with an average of 34.5°. This is warmer than most places in Georgia.

In Sumter County, there are 40.9 days annually when the nighttime low temperature falls below freezing, which is warmer than most places in Georgia.

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

Humidity in Sumter 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.

March is the wettest month in Sumter County with 5.0 inches of rain, and the driest month is October with 2.5 inches. The wettest season is Autumn with 28% of yearly precipitation and 20% occurs in Winter, which is the driest season. The annual rainfall of 48.3 inches in Sumter County means that it is drier than most places in Georgia.

July is the rainiest month in Sumter County with 10.4 days of rain, and October is the driest month with only 5.3 rainy days. There are 95.0 rainy days annually in Sumter County, which is less rainy than most places in Georgia. The rainiest season is Autumn when it rains 32% of the time and the driest is Winter with only a 20% chance of a rainy day.

An annual snowfall of 0.1 inches in Sumter County means that it is less snowy than most places in Georgia. December is the snowiest month in Sumter County with 0.0 inches of snow, and no months of the year have significant snowfall.

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