Putnam County Climate
Putnam County, Tennessee
NOAA NCEI 1991-2020 Climate NormalsAvg Annual Temp
56.9°F
Annual Precip
62.2"
Annual Snowfall
11.1"
Extreme Heat Days
19
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Growing Season & Gardening
7a
Minimum winter temperature range for plant survival
4,084
Excellent for heat-loving crops
Seasonal Overview
National Comparison
7-Day Outlook
Forecast
Current Conditions
Air Quality
Safety
Weather Alerts
Climate Advisory: Putnam County
Climate Verdict
Putnam County has a mild, with an average annual temperature of 56.9°F, very wet conditions receiving 62.2 inches of precipitation annually, rare extreme heat with only 18.7 days above 90°F annually, light snow averaging 11.1 inches per year. This climate profile shapes everything from energy costs to outdoor recreation opportunities.
Seasonal Breakdown
Winters are cold, with January averaging 36.1°F. summers are warm — July averages 76.1°F. The 40°F seasonal variation provides noticeable but manageable change.
Outdoor & Gardening Guidance
The moderate temperatures support hiking, cycling, and camping comfortably in spring, summer, and fall.
Regional Context
Putnam County closely matches the Tennessee statewide average temperature of 58.0°F, it is also noticeably wetter, receiving 6.5 inches more precipitation than the state average, the county experiences 17.75992831541217 fewer extreme heat days than the state average.
Climate Profile
About Putnam County Weather
Temperate Highland Weather Patterns
Putnam County averages 56.9°F annually, placing it well above the national median but cooler than the Tennessee average. Its geography creates a distinct transition between regional climates.
Below the Tennessee State Mean
At 56.9°F, the county remains cooler than the Tennessee average of 58.1°F. This reflects the higher elevation characteristic of the Cumberland Plateau.
Significantly More Snow and Rain
Putnam receives 11.1 inches of annual snowfall, which is much higher than Rhea County’s 1.5 inches. It also sees a heavy 62.2 inches of rain, exceeding the state average.
Snowy Winters and Moderate Heat
Residents face only 19 days of extreme heat per year. Winter brings significant snow compared to the region and an average temperature of 38.5°F.
Winterize and Water-Proof Your Property
Drivers should prepare for double-digit snowfall with appropriate tires and emergency kits. Ensure your home's gutters can handle the heavy 62.2-inch annual rainfall.
Frequently Asked Questions
What is the average temperature in Putnam County?
How much rain does Putnam County get?
Does it snow in Putnam County?
How hot does Putnam County get in summer?
How cold are winters in Putnam County?
Track your own weather in Putnam County
Ambient Weather personal weather stations give you hyperlocal climate data.
Sponsored
Data sources: NOAA National Centers for Environmental Information (NCEI), U.S. Climate Normals 1991-2020. Forecast and alert data from National Weather Service API. Air quality data from Open-Meteo.
Climate normals are 30-year averages of weather variables. Station data is aggregated to county level. Forecasts and alerts are fetched live and may change frequently. Data is informational only — not a substitute for official National Weather Service forecasts or emergency weather warnings.