Smithville, TN has a humid subtropical climate with hot and humid summers and mild winters. The average summer temperature ranges between 77 and 92 degrees Fahrenheit, while the winter temperatures range between 25 degrees and 50 degrees Fahrenheit. A majority of the rainfall occurs during the summer months, with an average of over 4 inches of precipitation per month during the warmest months. During the winter, snow is possible but not common in Smithville, typically only receiving around two to three inches of snow per year. Overall, Smithville experiences mild weather throughout the year suitable for outdoor activities most days out of the year.
Smithville (zip 37166), Tennessee gets 54 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Smithville (zip 37166) averages 6 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 Smithville (zip 37166). The US average is 205 sunny days.
Smithville (zip 37166) gets some kind of precipitation, on average, 131 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 88 degrees
Winter Low: the January low is 27
Rain: averages 54 inches of rain a year
Snow: averages 6 inches of snow a year