2025 Compare Climate & Weather:
Henderson, NV vs Signal Mountain, TN

Highlights

On average, there are 209 sunny days per year in Signal Mountain. Henderson averages 297 sunny days per year. The US average is 205 sunny days.

Signal Mountain, Tennessee gets 57.2 inches of rain, on average, per year. Henderson, Nevada gets 4.9 inches of rain, on average, per year. The US average is 38.1 inches of rain per year.

Signal Mountain averages 3.2 inches of snow per year. Henderson averages 0.2 inches of snow per year. The US average is 27.8 inches of snow per year.

Weather Highlights

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

Henderson, Nevada
Summer High: the July high is around 104.2 degrees
Winter Low: the January low is 38
Rain: averages 4.9 inches of rain a year
Snow: averages 0.2 inches of snow a year

BestPlaces Comfort Index

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

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

Today's Weather - Henderson, NV

84°F

Today's Weather - Signal Mountain, TN

63°F

Average Monthly High / Low (°F)

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

July is the hottest month for Henderson with an average high temperature of 104.2°, which ranks it as one of the hottest places in Nevada. In Henderson, there are 3 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Henderson are April, October and March.

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.

December has the coldest nighttime temperatures for Henderson with an average of 37.5°. This is one of the warmest places in Nevada.

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.

In Henderson, there are 131.6 days annually when the high temperature is over 90°, which is one of the hottest places in Nevada.

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 Henderson, there are 12.7 days annually when the nighttime low temperature falls below freezing, which is one of the warmest places in Nevada.

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

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.

February is the wettest month in Henderson with 0.8 inches of rain, and the driest month is May with 0.1 inches. The wettest season is Spring with 39% of yearly precipitation and 16% occurs in Summer, which is the driest season. The annual rainfall of 4.9 inches in Henderson means that it is drier than most places in Nevada.


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.

February is the rainiest month in Henderson with 4.6 days of rain, and June is the driest month with only 0.6 rainy days. There are 26.7 rainy days annually in Henderson, which is less rainy than most places in Nevada. The rainiest season is Spring when it rains 39% of the time and the driest is Winter with only a 19% chance of a rainy day.

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.

An annual snowfall of 0.2 inches in Henderson means that it is less snowy than most places in Nevada.

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

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

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