2025 Compare Climate & Weather:
Atlanta, GA vs Marco Island, FL

Highlights

On average, there are 266 sunny days per year in Marco Island. Atlanta averages 217 sunny days per year. The US average is 205 sunny days.

Marco Island, Florida gets 54.1 inches of rain, on average, per year. Atlanta, Georgia gets 51.5 inches of rain, on average, per year. The US average is 38.1 inches of rain per year.

Marco Island averages 0 inches of snow per year. Atlanta averages 1.4 inches of snow per year. The US average is 27.8 inches of snow per year.

Weather Highlights

Marco Island, Florida
Summer High: the July high is around 90.3 degrees
Winter Low: the January low is 52.7
Rain: averages 54.1 inches of rain a year
Snow: averages 0 inches of snow a year

Atlanta, Georgia
Summer High: the July high is around 88.3 degrees
Winter Low: the January low is 32.6
Rain: averages 51.5 inches of rain a year
Snow: averages 1.4 inches of snow a year

BestPlaces Comfort Index

The annual BestPlaces Comfort Index for Marco Island is 6.7 (10=best), which means it is less comfortable than most places in Florida.

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

Today's Weather - Atlanta, GA

58°F

Today's Weather - Marco Island, FL

84°F

Average Monthly High / Low (°F)

Hot, Freezing, Rainy, Snowy Days: Atlanta / Marco Island

July is the hottest month for Atlanta with an average high temperature of 88.3°, which ranks it as cooler than most places in Georgia. In Atlanta, there are 4 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Atlanta are May, September and April.

August is the hottest month for Marco Island with an average high temperature of 90.5°, which ranks it as cooler than most places in Florida. In Marco Island, there are 6 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Marco Island are March, November and December.

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

January has the coldest nighttime temperatures for Marco Island with an average of 52.7°. This is warmer than most places in Florida.

In Atlanta, there are 31.5 days annually when the high temperature is over 90°, which is cooler than most places in Georgia.

In Marco Island, there are 73.0 days annually when the high temperature is over 90°, which is about average compared to other places in Florida.

In Atlanta, there are 46.8 days annually when the nighttime low temperature falls below freezing, which is about average compared to other places in Georgia.

In Marco Island, there are 0.8 days annually when the nighttime low temperature falls below freezing, which is warmer than most places in Florida.

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

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

July is the wettest month in Atlanta with 5.1 inches of rain, and the driest month is October with 3.5 inches. The wettest season is Autumn with 27% of yearly precipitation and 23% occurs in Winter, which is the driest season. The annual rainfall of 51.5 inches in Atlanta means that it is wetter than most places in Georgia.


June is the wettest month in Marco Island with 9.1 inches of rain, and the driest month is December with 1.7 inches. The wettest season is Autumn with 48% of yearly precipitation and 11% occurs in Spring, which is the driest season. The annual rainfall of 54.1 inches in Marco Island means that it is about average compared to other places in Florida.

July is the rainiest month in Atlanta with 11.2 days of rain, and October is the driest month with only 7.0 rainy days. There are 109.3 rainy days annually in Atlanta, 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 20% chance of a rainy day.

August is the rainiest month in Marco Island with 18.0 days of rain, and April is the driest month with only 5.3 rainy days. There are 119.9 rainy days annually in Marco Island, which is rainier than most places in Florida. The rainiest season is Autumn when it rains 43% of the time and the driest is Spring with only a 15% chance of a rainy day.

An annual snowfall of 1.4 inches in Atlanta means that it is snowier than most places in Georgia.

There is rarely any recorded snowfall in Marco Island, ranking it as one of the least snowy places in Florida.

January is the snowiest month in Atlanta with 0.6 inches of snow, and 1 month of the year have significant snowfall.

Any measurable snowfall is a rare occurance in Marco Island.