2025 Compare Climate & Weather:
Rome, NY vs Chattanooga, TN

Highlights

On average, there are 207 sunny days per year in Chattanooga. Rome averages 159 sunny days per year. The US average is 205 sunny days.

Chattanooga, Tennessee gets 51.1 inches of rain, on average, per year. Rome, New York gets 47.1 inches of rain, on average, per year. The US average is 38.1 inches of rain per year.

Chattanooga averages 1.5 inches of snow per year. Rome averages 106.5 inches of snow per year. The US average is 27.8 inches of snow per year.

Weather Highlights

Chattanooga, Tennessee
Summer High: the July high is around 89 degrees
Winter Low: the January low is 28.9
Rain: averages 51.1 inches of rain a year
Snow: averages 1.5 inches of snow a year

Rome, New York
Summer High: the July high is around 80.6 degrees
Winter Low: the January low is 11.2
Rain: averages 47.1 inches of rain a year
Snow: averages 106.5 inches of snow a year

BestPlaces Comfort Index

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

The annual BestPlaces Comfort Index for Rome is 6.2 (10=best), which means it is less comfortable than most places in New York.

Today's Weather - Rome, NY

48°F

Today's Weather - Chattanooga, TN

69°F

Average Monthly High / Low (°F)

Hot, Freezing, Rainy, Snowy Days: Rome / Chattanooga

July is the hottest month for Rome with an average high temperature of 80.6°, which ranks it as cooler than most places in New York. In Rome, there are 4 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Rome are August, June and July.

July is the hottest month for Chattanooga with an average high temperature of 89.0°, which ranks it as warmer than most places in Tennessee. In Chattanooga, there are 4 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Chattanooga are May, September and October.

January has the coldest nighttime temperatures for Rome with an average of 11.2°. This is colder than most places in New York.

January has the coldest nighttime temperatures for Chattanooga with an average of 28.9°. This is one of the warmest places in Tennessee.

In Rome, there are 2.8 days annually when the high temperature is over 90°, which is cooler than most places in New York.

In Chattanooga, there are 39.0 days annually when the high temperature is over 90°, which is hotter than most places in Tennessee.

In Rome, there are 149.8 days annually when the nighttime low temperature falls below freezing, which is colder than most places in New York.

In Chattanooga, there are 71.4 days annually when the nighttime low temperature falls below freezing, which is one of the warmest places in Tennessee.

In Rome, there are 10.1 days annually when the nighttime low temperature falls below zero°, which is colder than most places in New York.

In Chattanooga, there are 0.1 days annually when the nighttime low temperature falls below zero°, which is one of the warmest places in Tennessee.

October is the wettest month in Rome with 4.6 inches of rain, and the driest month is February with 2.8 inches. The wettest season is Winter with 29% of yearly precipitation and 21% occurs in Spring, which is the driest season. The annual rainfall of 47.1 inches in Rome means that it is wetter than most places in New York.


December is the wettest month in Chattanooga with 4.9 inches of rain, and the driest month is October with 3.2 inches. The wettest season is Spring with 29% of yearly precipitation and 23% occurs in Autumn, which is the driest season. The annual rainfall of 51.1 inches in Chattanooga means that it is drier than most places in Tennessee.

January is the rainiest month in Rome with 16.2 days of rain, and July is the driest month with only 11.7 rainy days. There are 163.4 rainy days annually in Rome, which is rainier than most places in New York. The rainiest season is Spring when it rains 28% of the time and the driest is Autumn with only a 22% chance of a rainy day.

December is the rainiest month in Chattanooga with 9.2 days of rain, and October is the driest month with only 6.3 rainy days. There are 99.0 rainy days annually in Chattanooga, which is one of the least rainy places in Tennessee. The rainiest season is Spring 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 106.5 inches in Rome means that it is one of the snowiest places in New York.

An annual snowfall of 1.5 inches in Chattanooga means that it is one of the least snowy places in Tennessee.

January is the snowiest month in Rome with 33.1 inches of snow, and 6 months of the year have significant snowfall.

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