Smith County Climate
Smith County, Tennessee
Avg Annual Temp
58.5°F
Annual Precip
52.5"
Annual Snowfall
1.5"
Extreme Heat Days
43.7
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Seasonal Overview
National Comparison
Climate Profile
About Smith County Weather
Classic Mid-South Climate Patterns
Smith County's 58.5°F average annual temperature is several degrees warmer than the national median. It receives 52.5 inches of precipitation, consistent with the moist subtropical climate of the American South.
Aligning With the Tennessee Average
Smith County's 58.5°F average annual temperature closely tracks the state average of 58.1°F. Its precipitation level of 52.5 inches is slightly below the state norm of 55.9 inches.
A Typical Middle Tennessee Profile
Compared to its neighbors in the Central Basin, Smith County offers a very standard regional climate. It shares the same humid summers and moderate rainfall patterns seen across the Nashville metropolitan area.
Consistent Heat and Trace Snowfall
Summers feature 44 days of extreme heat with a July average of 78.1°F. Winters are moderate at 39.9°F, and snow is rare, averaging only 1.5 inches per year.
Equip for Long Summer Humidity
Residents should focus on HVAC maintenance to handle 44 days of temperatures over 90°F. Since annual snowfall is minimal at 1.5 inches, heavy winter equipment is generally unnecessary.
Frequently Asked Questions
What is the average temperature in Smith County?
How much rain does Smith County get?
Does it snow in Smith County?
How hot does Smith County get in summer?
How cold are winters in Smith County?
Track your own weather in Smith County
Ambient Weather personal weather stations give you hyperlocal climate data.
Sponsored
Data source: NOAA National Centers for Environmental Information (NCEI), U.S. Climate Normals 1991-2020.
Climate normals are 30-year averages of weather variables computed from 1991 to 2020. Station data is aggregated to county level using spatial averaging. Data is informational only — not a substitute for official National Weather Service forecasts or emergency weather warnings.