2025 Compare Climate & Weather:
Chattanooga, TN vs Williamsburg, VA

Highlights

On average, there are 209 sunny days per year in Williamsburg. Chattanooga averages 207 sunny days per year. The US average is 205 sunny days.

Williamsburg, Virginia gets 47.2 inches of rain, on average, per year. Chattanooga, Tennessee gets 51.1 inches of rain, on average, per year. The US average is 38.1 inches of rain per year.

Williamsburg averages 6.5 inches of snow per year. Chattanooga averages 1.5 inches of snow per year. The US average is 27.8 inches of snow per year.

Weather Highlights

Williamsburg, Virginia
Summer High: the July high is around 87.8 degrees
Winter Low: the January low is 30
Rain: averages 47.2 inches of rain a year
Snow: averages 6.5 inches of snow a year

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

BestPlaces Comfort Index

The annual BestPlaces Comfort Index for Williamsburg is 7.4 (10=best), which means it is more comfortable than most places in Virginia.

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

Today's Weather - Chattanooga, TN

66°F

Today's Weather - Williamsburg, VA

84°F

Average Monthly High / Low (°F)

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

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.

July is the hottest month for Williamsburg with an average high temperature of 87.8°, which ranks it as warmer than most places in Virginia. In Williamsburg, there are 4 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Williamsburg are May, September and June.

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

January has the coldest nighttime temperatures for Williamsburg with an average of 30.0°. This is one of the warmest places in Virginia.

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

In Williamsburg, there are 26.7 days annually when the high temperature is over 90°, which is hotter than most places in Virginia.

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 Williamsburg, there are 64.6 days annually when the nighttime low temperature falls below freezing, which is one of the warmest places in Virginia.

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.

In Williamsburg, there are 0.0 days annually when the nighttime low temperature falls below zero°, which is warmer than most places in Virginia.

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.


August is the wettest month in Williamsburg with 5.1 inches of rain, and the driest month is February with 3.1 inches. The wettest season is Autumn with 29% of yearly precipitation and 21% occurs in Spring, which is the driest season. The annual rainfall of 47.2 inches in Williamsburg means that it is one of the wettest places in Virginia.

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.

July is the rainiest month in Williamsburg with 11.3 days of rain, and October is the driest month with only 7.5 rainy days. There are 116.2 rainy days annually in Williamsburg, which is about average compared to other places in Virginia. The rainiest season is Summer when it rains 27% of the time and the driest is Winter with only a 21% chance of a rainy day.

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

An annual snowfall of 6.5 inches in Williamsburg means that it is less snowy than most places in Virginia.

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

January is the snowiest month in Williamsburg with 2.6 inches of snow, and 3 months of the year have significant snowfall.