2025 Compare Climate & Weather:
Rock Hill, SC vs St. Augustine, FL

Highlights

On average, there are 223 sunny days per year in St. Augustine. Rock Hill averages 212 sunny days per year. The US average is 205 sunny days.

St. Augustine, Florida gets 50.9 inches of rain, on average, per year. Rock Hill, South Carolina gets 43.8 inches of rain, on average, per year. The US average is 38.1 inches of rain per year.

St. Augustine averages 0 inches of snow per year. Rock Hill averages 2.6 inches of snow per year. The US average is 27.8 inches of snow per year.

Weather Highlights

St. Augustine, Florida
Summer High: the July high is around 90.6 degrees
Winter Low: the January low is 45.2
Rain: averages 50.9 inches of rain a year
Snow: averages 0 inches of snow a year

Rock Hill, South Carolina
Summer High: the July high is around 90.8 degrees
Winter Low: the January low is 30.5
Rain: averages 43.8 inches of rain a year
Snow: averages 2.6 inches of snow a year

BestPlaces Comfort Index

The annual BestPlaces Comfort Index for St. Augustine is 7.3 (10=best), which means it is one of the most pleasant places in Florida.

The annual BestPlaces Comfort Index for Rock Hill is 7.5 (10=best), which means it is one of the most pleasant places in South Carolina.

Today's Weather - Rock Hill, SC

84°F

Today's Weather - St. Augustine, FL

80°F

Average Monthly High / Low (°F)

Hot, Freezing, Rainy, Snowy Days: Rock Hill / St. Augustine

July is the hottest month for Rock Hill with an average high temperature of 90.8°, which ranks it as cooler than most places in South Carolina. In Rock Hill, there are 4 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Rock Hill are May, April and September.

July is the hottest month for St. Augustine with an average high temperature of 90.6°, which ranks it as about average compared to other places in Florida. In St. Augustine, there are 5 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for St. Augustine are April, October and November.

January has the coldest nighttime temperatures for Rock Hill with an average of 30.5°. This is colder than most places in South Carolina.

January has the coldest nighttime temperatures for St. Augustine with an average of 45.2°. This is colder than most places in Florida.

In Rock Hill, there are 49.5 days annually when the high temperature is over 90°, which is cooler than most places in South Carolina.

In St. Augustine, there are 56.2 days annually when the high temperature is over 90°, which is cooler than most places in Florida.

In Rock Hill, there are 59.9 days annually when the nighttime low temperature falls below freezing, which is colder than most places in South Carolina.

In St. Augustine, there are 6.8 days annually when the nighttime low temperature falls below freezing, which is colder than most places in Florida.

In Rock Hill, 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 St. Augustine, 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 Rock Hill with 4.2 inches of rain, and the driest month is May with 3.0 inches. The wettest season is Autumn with 28% of yearly precipitation and 24% occurs in Summer, which is the driest season. The annual rainfall of 43.8 inches in Rock Hill means that it is one of the driest places in South Carolina.


September is the wettest month in St. Augustine with 7.7 inches of rain, and the driest month is December with 2.4 inches. The wettest season is Autumn with 36% of yearly precipitation and 17% occurs in Spring, which is the driest season. The annual rainfall of 50.9 inches in St. Augustine means that it is drier than most places in Florida.

March is the rainiest month in Rock Hill with 9.1 days of rain, and September is the driest month with only 6.3 rainy days. There are 99.3 rainy days annually in Rock Hill, which is less rainy than most places in South Carolina. The rainiest season is Autumn when it rains 27% of the time and the driest is Winter with only a 21% chance of a rainy day.

August is the rainiest month in St. Augustine with 15.2 days of rain, and April is the driest month with only 5.8 rainy days. There are 118.1 rainy days annually in St. Augustine, which is rainier than most places in Florida. The rainiest season is Autumn when it rains 36% of the time and the driest is Summer with only a 17% chance of a rainy day.

An annual snowfall of 2.6 inches in Rock Hill means that it is one of the snowiest places in South Carolina.

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

January is the snowiest month in Rock Hill with 1.1 inches of snow, and 2 months of the year have significant snowfall.

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