Cheatham County Climate
Cheatham County, Tennessee
NOAA NCEI 1991-2020 Climate NormalsAvg Annual Temp
58.9°F
Annual Precip
50.8"
Annual Snowfall
1.4"
Extreme Heat Days
54
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Growing Season & Gardening
7b
Minimum winter temperature range for plant survival
4,574
Excellent for heat-loving crops
Seasonal Overview
National Comparison
7-Day Outlook
Forecast
Current Conditions
Air Quality
Safety
Weather Alerts
Climate Advisory: Cheatham County
Climate Verdict
Cheatham County has a mild, with an average annual temperature of 58.9°F, moderately wet with 50.8 inches of annual precipitation, occasional hot days — 54.45 per year above 90°F, light snow averaging 1.4 inches per year. This climate profile shapes everything from energy costs to outdoor recreation opportunities.
Seasonal Breakdown
Winters are cold, with January averaging 38.0°F. summers are warm — July averages 78.8°F. The 41°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
Cheatham County closely matches the Tennessee statewide average temperature of 58.0°F, it is somewhat drier than average for Tennessee, the county experiences 17.990071684587832 more extreme heat days than the state average.
Climate Profile
About Cheatham County Weather
Significant Warmth Compared to National Median
Cheatham County’s average temperature of 58.9°F is nearly six degrees higher than the national median. This climate is defined by high humidity and consistent year-round warmth.
Warmer and Drier Than State Averages
The county runs warmer than the Tennessee average of 58.1°F. While the state averages 55.9 inches of rain, Cheatham receives slightly less at 50.8 inches annually.
An Epicenter for Extreme Heat
With 54 days of extreme heat annually, Cheatham is one of the hottest counties in the region. It experiences far more 90-degree days than neighbors like Carter or Coffee County.
Oppressive Summers and Damp Winters
July averages 78.8°F, contributing to a hot summer mean of 77.2°F. Winter snowfall is negligible at 1.4 inches, with temperatures staying mild at an average of 40.1°F.
Prioritize Cooling and Hydration
Robust HVAC systems are a necessity to handle nearly two months of extreme heat days. Snow gear is rarely needed given the minimal 1.4 inches of annual accumulation.
Frequently Asked Questions
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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.