Grimsley, TN has a humid subtropical climate, with hot and humid summers, and mild winters. The average annual temperature is around 64°F, with temperatures reaching up to 90°F in the summer months and temperatures as low as 40°F in the winter months. Precipitation is plentiful throughout the year, with July being the wettest month on average. Snowfall is rare but can occur during winter months, although it rarely accumulates to more than a few inches. Overall, Grimsley has a typical temperate climate, and its location in southern Tennessee makes for warmer winters than those further north in the state.
Grimsley, Tennessee gets 56 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Grimsley averages 15 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 207 sunny days per year in Grimsley. The US average is 205 sunny days.
Grimsley gets some kind of precipitation, on average, 137 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 84 degrees
Winter Low: the January low is 25
Rain: averages 56 inches of rain a year
Snow: averages 15 inches of snow a year