Cannon County, TN Climate

Cannon County, TN has a humid subtropical climate, with hot and humid summers that often reach the mid-90s and mild winters that are typically in the low 40s. The area also receives an average of 52 inches of rain each year, with much of it concentrated in the spring and summer months. The county experiences moderate to occasionally severe thunderstorms throughout the year, which can bring heavy rains and even hail. There are also occasional tornado warnings issued for the region during this time of year. Despite this unpredictability, Cannon County is an excellent place to enjoy four distinct seasons each year.

Cannon County, Tennessee gets 55 inches of rain, on average, per year. The US average is 38 inches of rain per year.

Cannon County averages 4 inches of snow per year. The US average is 28 inches of snow per year.

On average, there are 208 sunny days per year in Cannon County. The US average is 205 sunny days.

Cannon County gets some kind of precipitation, on average, 118 days per year. Precipitation is rain, snow, sleet, or hail that falls to the ground. In order for precipitation to be counted you have to get at least .01 inches on the ground to measure.

Weather Highlights

Summer High: the July high is around 89 degrees
Winter Low: the January low is 26
Rain: averages 55 inches of rain a year
Snow: averages 4 inches of snow a year

Bestplaces Comfort Index

The annual BestPlaces Comfort Index for Cannon County is 7.3 (10=best), which means it is about average compared to other places in Tennessee.

7.1 Summer - 6.1 Winter

September, May and October are the most pleasant months in Cannon County, while January and December are the least comfortable months.

Climate	Cannon, Tennessee	United States
	55.3 in.	38.1 in.
	4.3 in.	27.8 in.
	117.7 days	106.2 days
	208 days	205 days
	88.5°	85.8°
	25.5°	21.7°
	7.3	7
	4.7	4.3
	989 ft.	2443 ft.

Climate

YOU SHOULD KNOW

Many people confuse weather and climate but they are different. Weather is the conditions of the atmosphere over a short period of time, and climate is how the atmosphere is over long periods of time.

Weather is how the atmosphere is behaving and its effects upon life and human activities. Weather can change from minute-to-minute. Most people think of weather in terms of temperature, humidity, precipitation, cloudiness, brightness, visibility, wind, and atmospheric pressure.

Climate is the description of the long-term pattern of weather in a place. Climate can mean the average weather for a particular region and time period taken over 30 years. Climate is the average of weather over time.

August is the hottest month for Cannon County with an average high temperature of 88.5°, which ranks it as about average compared to other places in Tennessee. In Cannon County, there are 4 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Cannon County are May, September and October.

In Cannon County, there are 36.6 days annually when the high temperature is over 90°, which is about average compared to other places in Tennessee.

January has the coldest nighttime temperatures for Cannon County with an average of 25.5°. This is colder than most places in Tennessee.

In Cannon County, there are 95.1 days annually when the nighttime low temperature falls below freezing, which is colder than most places in Tennessee.

In Cannon County, there are 0.7 days annually when the nighttime low temperature falls below zero°, which is colder than most places in Tennessee.

The humidity can be uncomfortably heavy or close in Cannon County during the summer months. July is the most humid month, though humidity is low for most of the year. July, August and June are the three most humid months in Cannon County.

December is the wettest month in Cannon County with 5.5 inches of rain, and the driest month is October with 3.3 inches. The wettest season is Spring with 27% of yearly precipitation and 22% occurs in Winter, which is the driest season. The annual rainfall of 55.3 inches in Cannon County means that it is wetter than most places in Tennessee.

December is the rainiest month in Cannon County with 11.3 days of rain, and October is the driest month with only 7.6 rainy days. There are 117.7 rainy days annually in Cannon County, which is about average compared to other 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 4.3 inches in Cannon County means that it is about average compared to other places in Tennessee. January is the snowiest month in Cannon County with 1.7 inches of snow, and 4 months of the year have significant snowfall.

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