2025 Compare Climate & Weather:
Marietta, GA vs Clayton, GA

Highlights

On average, there are 212 sunny days per year in Clayton. Marietta averages 217 sunny days per year. The US average is 205 sunny days.

Clayton, Georgia gets 66.9 inches of rain, on average, per year. Marietta, Georgia gets 53 inches of rain, on average, per year. The US average is 38.1 inches of rain per year.

Clayton averages 3.8 inches of snow per year. Marietta averages 1.7 inches of snow per year. The US average is 27.8 inches of snow per year.

Weather Highlights

Clayton, Georgia
Summer High: the July high is around 85.3 degrees
Winter Low: the January low is 26.1
Rain: averages 66.9 inches of rain a year
Snow: averages 3.8 inches of snow a year

Marietta, Georgia
Summer High: the July high is around 87.6 degrees
Winter Low: the January low is 30.9
Rain: averages 53 inches of rain a year
Snow: averages 1.7 inches of snow a year

BestPlaces Comfort Index

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

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

Today's Weather - Marietta, GA

69°F

Today's Weather - Clayton, GA

63°F

Average Monthly High / Low (°F)

Hot, Freezing, Rainy, Snowy Days: Marietta / Clayton

July is the hottest month for Marietta with an average high temperature of 87.6°, which ranks it as one of the coolest places in Georgia. In Marietta, there are 5 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Marietta are May, September and October.

July is the hottest month for Clayton with an average high temperature of 85.3°, which ranks it as one of the coolest places in Georgia. In Clayton, there are 5 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Clayton are September, May and June.

January has the coldest nighttime temperatures for Marietta with an average of 30.9°. This is colder than most places in Georgia.

January has the coldest nighttime temperatures for Clayton with an average of 26.1°. This is one of the coldest places in Georgia.

In Marietta, there are 27.1 days annually when the high temperature is over 90°, which is one of the coolest places in Georgia.

In Clayton, there are 11.0 days annually when the high temperature is over 90°, which is one of the coolest places in Georgia.

In Marietta, there are 58.4 days annually when the nighttime low temperature falls below freezing, which is colder than most places in Georgia.

In Clayton, there are 95.5 days annually when the nighttime low temperature falls below freezing, which is one of the coldest places in Georgia.

In Marietta, there are 0.1 days annually when the nighttime low temperature falls below zero°, which is one of the coldest places in Georgia.

In Clayton, there are 0.2 days annually when the nighttime low temperature falls below zero°, which is one of the coldest places in Georgia.

July is the wettest month in Marietta with 5.4 inches of rain, and the driest month is October with 3.6 inches. The wettest season is Spring with 27% of yearly precipitation and 23% occurs in Winter, which is the driest season. The annual rainfall of 53.0 inches in Marietta means that it is wetter than most places in Georgia.


December is the wettest month in Clayton with 6.3 inches of rain, and the driest month is October with 4.7 inches. The wettest season is Spring with 28% of yearly precipitation and 24% occurs in Summer, which is the driest season. The annual rainfall of 66.9 inches in Clayton means that it is one of the wettest places in Georgia.

July is the rainiest month in Marietta with 11.2 days of rain, and October is the driest month with only 7.1 rainy days. There are 111.4 rainy days annually in Marietta, which is one of the rainiest places in Georgia. The rainiest season is Autumn when it rains 27% of the time and the driest is Winter with only a 20% chance of a rainy day.

July is the rainiest month in Clayton with 12.8 days of rain, and October is the driest month with only 7.8 rainy days. There are 128.5 rainy days annually in Clayton, which is one of the rainiest 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 1.7 inches in Marietta means that it is one of the snowiest places in Georgia.

An annual snowfall of 3.8 inches in Clayton means that it is one of the snowiest places in Georgia.

January is the snowiest month in Marietta with 0.6 inches of snow, and 2 months of the year have significant snowfall.

January is the snowiest month in Clayton with 1.4 inches of snow, and 4 months of the year have significant snowfall.