2025 Compare Climate & Weather:
Signal Mountain, TN vs Carmel, IN

Highlights

On average, there are 185 sunny days per year in Carmel. Signal Mountain averages 209 sunny days per year. The US average is 205 sunny days.

Carmel, Indiana gets 42.2 inches of rain, on average, per year. Signal Mountain, Tennessee gets 57.2 inches of rain, on average, per year. The US average is 38.1 inches of rain per year.

Carmel averages 22.9 inches of snow per year. Signal Mountain averages 3.2 inches of snow per year. The US average is 27.8 inches of snow per year.

Weather Highlights

Carmel, Indiana
Summer High: the July high is around 84.3 degrees
Winter Low: the January low is 18.9
Rain: averages 42.2 inches of rain a year
Snow: averages 22.9 inches of snow a year

Signal Mountain, Tennessee
Summer High: the July high is around 84.2 degrees
Winter Low: the January low is 26
Rain: averages 57.2 inches of rain a year
Snow: averages 3.2 inches of snow a year

BestPlaces Comfort Index

The annual BestPlaces Comfort Index for Carmel is 7.0 (10=best), which means it is about average compared to other places in Indiana.

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

Today's Weather - Signal Mountain, TN

60°F

Today's Weather - Carmel, IN

59°F

Average Monthly High / Low (°F)

Hot, Freezing, Rainy, Snowy Days: Signal Mountain / Carmel

July is the hottest month for Signal Mountain with an average high temperature of 84.2°, which ranks it as one of the coolest places in Tennessee. In Signal Mountain, there are 5 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Signal Mountain are September, June and May.

July is the hottest month for Carmel with an average high temperature of 84.3°, which ranks it as about average compared to other places in Indiana. In Carmel, there are 5 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Carmel are September, June and August.

January has the coldest nighttime temperatures for Signal Mountain with an average of 26.0°. This is about average compared to other places in Tennessee.

January has the coldest nighttime temperatures for Carmel with an average of 18.9°. This is warmer than most places in Indiana.

In Signal Mountain, there are 7.9 days annually when the high temperature is over 90°, which is one of the coolest places in Tennessee.

In Carmel, there are 11.6 days annually when the high temperature is over 90°, which is cooler than most places in Indiana.

In Signal Mountain, there are 84.1 days annually when the nighttime low temperature falls below freezing, which is about average compared to other places in Tennessee.

In Carmel, there are 116.3 days annually when the nighttime low temperature falls below freezing, which is warmer than most places in Indiana.

In Signal Mountain, there are 0.3 days annually when the nighttime low temperature falls below zero°, which is warmer than most places in Tennessee.

In Carmel, there are 5.1 days annually when the nighttime low temperature falls below zero°, which is about average compared to other places in Indiana.

December is the wettest month in Signal Mountain with 5.9 inches of rain, and the driest month is October with 3.5 inches. The wettest season is Spring with 28% of yearly precipitation and 22% occurs in Autumn, which is the driest season. The annual rainfall of 57.2 inches in Signal Mountain means that it is wetter than most places in Tennessee.


May is the wettest month in Carmel with 5.0 inches of rain, and the driest month is February with 2.3 inches. The wettest season is Summer with 29% of yearly precipitation and 19% occurs in Spring, which is the driest season. The annual rainfall of 42.2 inches in Carmel means that it is about average compared to other places in Indiana.

July is the rainiest month in Signal Mountain with 10.1 days of rain, and October is the driest month with only 6.7 rainy days. There are 105.9 rainy days annually in Signal Mountain, which is less rainy than most places in Tennessee. 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.

May is the rainiest month in Carmel with 12.5 days of rain, and August is the driest month with only 8.2 rainy days. There are 124.7 rainy days annually in Carmel, which is rainier than most places in Indiana. The rainiest season is Summer when it rains 28% of the time and the driest is Winter with only a 22% chance of a rainy day.

An annual snowfall of 3.2 inches in Signal Mountain means that it is less snowy than most places in Tennessee.

An annual snowfall of 22.9 inches in Carmel means that it is snowier than most places in Indiana.

January is the snowiest month in Signal Mountain with 1.0 inches of snow, and 4 months of the year have significant snowfall.

January is the snowiest month in Carmel with 7.6 inches of snow, and 4 months of the year have significant snowfall.