2025 Compare Climate & Weather:
Savannah, GA vs St. Marys, GA

Highlights

On average, there are 221 sunny days per year in St. Marys. Savannah averages 216 sunny days per year. The US average is 205 sunny days.

St. Marys, Georgia gets 50.4 inches of rain, on average, per year. Savannah, Georgia gets 49.1 inches of rain, on average, per year. The US average is 38.1 inches of rain per year.

St. Marys averages 0 inches of snow per year. Savannah averages 0.2 inches of snow per year. The US average is 27.8 inches of snow per year.

Weather Highlights

St. Marys, Georgia
Summer High: the July high is around 90.7 degrees
Winter Low: the January low is 41.2
Rain: averages 50.4 inches of rain a year
Snow: averages 0 inches of snow a year

Savannah, Georgia
Summer High: the July high is around 91.3 degrees
Winter Low: the January low is 39.3
Rain: averages 49.1 inches of rain a year
Snow: averages 0.2 inches of snow a year

BestPlaces Comfort Index

The annual BestPlaces Comfort Index for St. Marys is 7.2 (10=best), which means it is less comfortable than most places in Georgia.

The annual BestPlaces Comfort Index for Savannah is 7.1 (10=best), which means it is one of the least comfortable places in Georgia.

Today's Weather - Savannah, GA

69°F

Today's Weather - St. Marys, GA

67°F

Average Monthly High / Low (°F)

Hot, Freezing, Rainy, Snowy Days: Savannah / St. Marys

July is the hottest month for Savannah with an average high temperature of 91.3°, which ranks it as about average compared to other places in Georgia. In Savannah, there are 5 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Savannah are October, April and May.

July is the hottest month for St. Marys with an average high temperature of 90.7°, which ranks it as about average compared to other places in Georgia. In St. Marys, there are 5 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for St. Marys are April, October and May.

January has the coldest nighttime temperatures for Savannah with an average of 39.3°. This is one of the warmest places in Georgia.

January has the coldest nighttime temperatures for St. Marys with an average of 41.2°. This is one of the warmest places in Georgia.

In Savannah, there are 58.1 days annually when the high temperature is over 90°, which is about average compared to other places in Georgia.

In St. Marys, there are 50.6 days annually when the high temperature is over 90°, which is about average compared to other places in Georgia.

In Savannah, there are 19.5 days annually when the nighttime low temperature falls below freezing, which is one of the warmest places in Georgia.

In St. Marys, there are 13.5 days annually when the nighttime low temperature falls below freezing, which is one of the warmest places in Georgia.

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

August is the wettest month in Savannah with 6.8 inches of rain, and the driest month is November with 2.6 inches. The wettest season is Autumn with 37% of yearly precipitation and 19% occurs in Summer, which is the driest season. The annual rainfall of 49.1 inches in Savannah means that it is about average compared to other places in Georgia.


August is the wettest month in St. Marys with 7.1 inches of rain, and the driest month is November with 2.2 inches. The wettest season is Autumn with 36% of yearly precipitation and 18% occurs in Summer, which is the driest season. The annual rainfall of 50.4 inches in St. Marys means that it is wetter than most places in Georgia.

August is the rainiest month in Savannah with 12.8 days of rain, and May is the driest month with only 6.5 rainy days. There are 103.8 rainy days annually in Savannah, which is rainier than most places in Georgia. The rainiest season is Autumn when it rains 34% of the time and the driest is Summer with only a 20% chance of a rainy day.

August is the rainiest month in St. Marys with 13.6 days of rain, and April is the driest month with only 5.5 rainy days. There are 107.5 rainy days annually in St. Marys, which is rainier than most places in Georgia. The rainiest season is Autumn when it rains 36% of the time and the driest is Summer with only a 18% chance of a rainy day.

An annual snowfall of 0.2 inches in Savannah means that it is about average compared to other places in Georgia.

There is rarely any recorded snowfall in St. Marys, ranking it as one of the least snowy places in Georgia.

December is the snowiest month in Savannah with 0.1 inches of snow, and no months of the year have significant snowfall.

Any measurable snowfall is a rare occurance in St. Marys.