2025 Compare Climate & Weather:
Charleston, SC vs Fernandina Beach, FL

Highlights

On average, there are 222 sunny days per year in Fernandina Beach. Charleston averages 209 sunny days per year. The US average is 205 sunny days.

Fernandina Beach, Florida gets 47.6 inches of rain, on average, per year. Charleston, South Carolina gets 48.3 inches of rain, on average, per year. The US average is 38.1 inches of rain per year.

Fernandina Beach averages 0.1 inches of snow per year. Charleston averages 0.4 inches of snow per year. The US average is 27.8 inches of snow per year.

Weather Highlights

Fernandina Beach, Florida
Summer High: the July high is around 90.5 degrees
Winter Low: the January low is 44.3
Rain: averages 47.6 inches of rain a year
Snow: averages 0.1 inches of snow a year

Charleston, South Carolina
Summer High: the July high is around 89.9 degrees
Winter Low: the January low is 39.3
Rain: averages 48.3 inches of rain a year
Snow: averages 0.4 inches of snow a year

BestPlaces Comfort Index

The annual BestPlaces Comfort Index for Fernandina Beach is 7.2 (10=best), which means it is one of the most pleasant places in Florida.

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

Today's Weather - Charleston, SC

72°F

Today's Weather - Fernandina Beach, FL

79°F

Average Monthly High / Low (°F)

Hot, Freezing, Rainy, Snowy Days: Charleston / Fernandina Beach

July is the hottest month for Charleston with an average high temperature of 89.9°, which ranks it as cooler than most places in South Carolina. In Charleston, there are 4 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Charleston are October, May and April.

July is the hottest month for Fernandina Beach with an average high temperature of 90.5°, which ranks it as cooler than most places in Florida. In Fernandina Beach, there are 5 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Fernandina Beach are April, October and May.

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

January has the coldest nighttime temperatures for Fernandina Beach with an average of 44.3°. This is colder than most places in Florida.

In Charleston, there are 41.1 days annually when the high temperature is over 90°, which is cooler than most places in South Carolina.

In Fernandina Beach, there are 48.6 days annually when the high temperature is over 90°, which is one of the coolest places in Florida.

In Charleston, there are 17.5 days annually when the nighttime low temperature falls below freezing, which is one of the warmest places in South Carolina.

In Fernandina Beach, there are 6.5 days annually when the nighttime low temperature falls below freezing, which is colder than most places in Florida.

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

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

August is the wettest month in Charleston with 6.7 inches of rain, and the driest month is May with 2.5 inches. The wettest season is Autumn with 36% of yearly precipitation and 19% occurs in Summer, which is the driest season. The annual rainfall of 48.3 inches in Charleston means that it is wetter than most places in South Carolina.


September is the wettest month in Fernandina Beach with 6.6 inches of rain, and the driest month is November with 2.1 inches. The wettest season is Autumn with 35% of yearly precipitation and 19% occurs in Summer, which is the driest season. The annual rainfall of 47.6 inches in Fernandina Beach means that it is one of the driest places in Florida.

August is the rainiest month in Charleston with 11.7 days of rain, and May is the driest month with only 6.8 rainy days. There are 105.9 rainy days annually in Charleston, which is rainier than most places in South Carolina. The rainiest season is Autumn when it rains 32% of the time and the driest is Summer with only a 21% chance of a rainy day.

August is the rainiest month in Fernandina Beach with 13.5 days of rain, and April is the driest month with only 5.9 rainy days. There are 110.2 rainy days annually in Fernandina Beach, which is less rainy than most places in Florida. The rainiest season is Autumn when it rains 35% of the time and the driest is Summer with only a 19% chance of a rainy day.

An annual snowfall of 0.4 inches in Charleston means that it is less snowy than most places in South Carolina.

An annual snowfall of 0.1 inches in Fernandina Beach means that it is one of the snowiest places in Florida.

December is the snowiest month in Charleston with 0.2 inches of snow, and no months of the year have significant snowfall.

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