Zip 30274 (Riverdale, GA) Climate

30274 Riverdale, GA is located in the southeastern United States and enjoys a humid subtropical climate characterized by long, hot summers. The average summer temperatures range from the low 80s to mid 90s, while winters tend to be mild with lows around 40 degrees Fahrenheit. Rainfall is abundant throughout the year with most of it occurring during the summer months and a peak in August due to thunderstorms. Riverdale also experiences yearly hurricanes; however, most of them are relatively weak and do not cause significant damage to the region.

Riverdale (zip 30274), Georgia gets 50 inches of rain, on average, per year. The US average is 38 inches of rain per year.

Riverdale (zip 30274) 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 Riverdale (zip 30274). The US average is 205 sunny days.

Riverdale (zip 30274) gets some kind of precipitation, on average, 108 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 90 degrees
Winter Low: the January low is 33
Rain: averages 50 inches of rain a year
Snow: averages 2 inches of snow a year

Bestplaces Comfort Index

The annual BestPlaces Comfort Index for the 30274 zip code is 7.5 (10=best), which means it is more comfortable than most places in Georgia.

6.4 Summer - 6.9 Winter

May, October and April are the most pleasant months in the 30274 zip code, while July and August are the least comfortable months.

Climate	Riverdale, Georgia	United States
	Unlock	38.1 in.
	1.5 in.	Unlock
	Unlock	106.2 days
	217 days	Unlock
	89.5°	85.8°
	Unlock	21.7°
	7.5	Unlock
	Unlock	4.3
	899 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 30274 zip code with an average high temperature of 89.5°, which ranks it as cooler than most places in Georgia. In the 30274 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 30274 zip code are May, September and October.

In the 30274 zip code, there are 40.0 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 30274 zip code with an average of 32.6°. This is about average compared to other places in Georgia.

In the 30274 zip code, there are 48.1 days annually when the nighttime low temperature falls below freezing, which is about average compared to other places in Georgia.

In the 30274 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 30274 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 30274 zip code with 5.2 inches of rain, and the driest month is May with 3.5 inches. The wettest season is Spring with 26% of yearly precipitation and 23% occurs in Winter, which is the driest season. The annual rainfall of 49.5 inches in the 30274 zip code means that it is about average compared to other places in Georgia.

July is the rainiest month in the 30274 zip code with 10.9 days of rain, and October is the driest month with only 6.8 rainy days. There are 108.4 rainy days annually in the 30274 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 30274 zip code means that it is snowier than most places in Georgia. January is the snowiest month in the 30274 zip code with 0.8 inches of snow, and 1 month of the year have significant snowfall.

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