Zip 30030 (Decatur, GA) Climate

Decatur, GA has a humid subtropical climate with hot, humid summers and mild winters. The average summertime temperature is around 82°F (28°C), while the average wintertime temperature is around 45°F (7°C). Rainfall in Decatur is abundant throughout the year, with an annual average of around 50 inches per year. The area is also prone to severe thunderstorms and occasional tornadoes in the spring and summer months. In addition, Decatur experiences beautiful, sunny days with mild temperatures during the fall months.

Decatur (zip 30030), Georgia gets 53 inches of rain, on average, per year. The US average is 38 inches of rain per year.

Decatur (zip 30030) averages 2 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 Decatur (zip 30030). The US average is 205 sunny days.

Decatur (zip 30030) gets some kind of precipitation, on average, 109 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 88 degrees
Winter Low: the January low is 33
Rain: averages 53 inches of rain a year
Snow: averages 2 inches of snow a year

Bestplaces Comfort Index

The annual BestPlaces Comfort Index for the 30030 zip code is 7.6 (10=best), which means it is one of the most pleasant places in Georgia.

6.8 Summer - 6.9 Winter

May, October and September are the most pleasant months in the 30030 zip code, while July and January are the least comfortable months.

Climate	Decatur, Georgia	United States
	Unlock	38.1 in.
	1.5 in.	Unlock
	Unlock	106.2 days
	217 days	Unlock
	87.9°	85.8°
	Unlock	21.7°
	7.6	Unlock
	Unlock	4.3
	1047 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 30030 zip code with an average high temperature of 87.9°, which ranks it as cooler than most places in Georgia. In the 30030 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 30030 zip code are May, September and April.

In the 30030 zip code, there are 28.3 days annually when the high temperature is over 90°, which is cooler than most places in Georgia.

January has the coldest nighttime temperatures for the 30030 zip code with an average of 32.6°. This is about average compared to other places in Georgia.

In the 30030 zip code, there are 46.4 days annually when the nighttime low temperature falls below freezing, which is about average compared to other places in Georgia.

In the 30030 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 Georgia.

Humidity in the 30030 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.

July is the wettest month in the 30030 zip code with 5.1 inches of rain, and the driest month is April with 3.6 inches. The wettest season is Spring with 26% of yearly precipitation and 24% occurs in Winter, which is the driest season. The annual rainfall of 52.5 inches in the 30030 zip code means that it is wetter than most places in Georgia.

July is the rainiest month in the 30030 zip code with 10.8 days of rain, and October is the driest month with only 6.8 rainy days. There are 108.7 rainy days annually in the 30030 zip code, which is rainier than most places in Georgia. The rainiest season is Autumn when it rains 28% of the time and the driest is Winter with only a 21% chance of a rainy day.

An annual snowfall of 1.5 inches in the 30030 zip code means that it is snowier than most places in Georgia. January is the snowiest month in the 30030 zip code with 0.6 inches of snow, and 1 month of the year have significant snowfall.

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