Perry County Climate
Perry County, Tennessee
Avg Annual Temp
58.6°F
Annual Precip
57.2"
Annual Snowfall
2.1"
Extreme Heat Days
43.6
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Seasonal Overview
National Comparison
Climate Profile
About Perry County Weather
A Warm Subtropical Environment
Perry County averages 58.6°F annually, which is nearly five degrees warmer than the national median. This climate type ensures long, warm growing seasons and mild winters.
Slightly Above the State Average
The county is slightly warmer than the Tennessee average of 58.1°F. It experiences consistent warmth that places it among the state's more temperate regions.
Wetter Than Its Eastern Neighbors
Perry receives 57.2 inches of annual precipitation, which is higher than the state average of 55.9 inches. This makes it significantly more humid than many counties to the east.
Hot Summers and Very Mild Winters
Residents endure 44 extreme heat days where temperatures top 90°F. Conversely, winter snowfall is minimal at just 2.1 inches per year.
Prepare for Heat and Heavy Rain
Homeowners should prioritize high-efficiency HVAC systems to manage the six weeks of extreme summer heat. Keep rain gear ready for the heavy 57-inch annual rainfall.
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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.