Mercer, TN Climate

Mercer, TN has a humid subtropical climate with warm and humid summers and mild to cool winters. The summer months are usually hot and muggy, with temperatures reaching into the upper 80s and 90s Fahrenheit. During winter, temperatures can drop as low as the mid-20s Fahrenheit, although snow is rare. Average annual rainfall in Mercer is just over 50 inches, with most of it falling between April and October. Humidity levels can become quite high during the summer months, making for some uncomfortable weather at times.

Climate	Mercer, Tennessee	United States
Rainfall		38.1

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.