Henry County Climate
Henry County, Tennessee
NOAA NCEI 1991-2020 Climate NormalsAvg Annual Temp
58.0°F
Annual Precip
55.0"
Annual Snowfall
5.2"
Extreme Heat Days
33
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Growing Season & Gardening
7b
Minimum winter temperature range for plant survival
4,443
Excellent for heat-loving crops
Seasonal Overview
National Comparison
7-Day Outlook
Forecast
Current Conditions
Air Quality
Safety
Weather Alerts
Climate Advisory: Henry County
Climate Verdict
Henry County has a mild, with an average annual temperature of 58.0°F, very wet conditions receiving 55.0 inches of precipitation annually, occasional hot days — 33 per year above 90°F, light snow averaging 5.2 inches per year. This climate profile shapes everything from energy costs to outdoor recreation opportunities.
Seasonal Breakdown
Winters are cold, with January averaging 36.2°F. summers are warm — July averages 78.0°F. The 42°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
Henry County closely matches the Tennessee statewide average temperature of 58.0°F.
Climate Profile
About Henry County Weather
A balanced temperate climate
Henry County's annual average of 58.0°F is very close to the state average and above the national median. It receives 55.0 inches of precipitation annually, typical for the humid inland South.
Aligns with state averages
Henry County mirrors the Tennessee state average temperature of 58.1°F almost perfectly. Its rainfall of 55.0 inches also falls right in line with the state's 55.9-inch norm.
Cooler than southern neighbors
Located further north, Henry is cooler than Henderson and Hardeman counties. This latitude difference results in 5.2 inches of snow, significantly more than the 1.5 inches seen in Henderson.
Distinctive four-season cycle
The county sees 33 days of extreme heat, which is fewer than its southern neighbors. However, winters are more pronounced with a January average of 36.2°F and over 5 inches of snow.
Prepare for all weather
Residents need a versatile wardrobe to handle both the 33 days of 90°F heat and the 5.2 inches of snow. Ensure your home is insulated for winter lows that average in the mid-30s.
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.