Houston County Climate
Houston County, Tennessee
NOAA NCEI 1991-2020 Climate NormalsAvg Annual Temp
58.4°F
Annual Precip
54.8"
Annual Snowfall
—
Extreme Heat Days
42
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Growing Season & Gardening
7b
Minimum winter temperature range for plant survival
4,538
Excellent for heat-loving crops
Seasonal Overview
National Comparison
7-Day Outlook
Forecast
Current Conditions
Air Quality
Safety
Weather Alerts
Climate Advisory: Houston County
Climate Verdict
Houston County has a mild, with an average annual temperature of 58.4°F, moderately wet with 54.8 inches of annual precipitation, occasional hot days — 42.3 per year above 90°F. This climate profile shapes everything from energy costs to outdoor recreation opportunities.
Seasonal Breakdown
Winters are cold, with January averaging 36.4°F. summers are warm — July averages 78.4°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
Houston County closely matches the Tennessee statewide average temperature of 58.0°F.
Climate Profile
About Houston County Weather
Warmth above the national median
Houston County maintains an average temperature of 58.4°F, which is warmer than the majority of the United States. Its 54.8 inches of annual rain reflects the high-moisture climate of the Southeast.
Matches state temperature trends
Houston County is slightly warmer than the Tennessee average of 58.1°F. Its precipitation levels are nearly identical to the state norm of 55.9 inches, making it a climate representative for the region.
Consistent with its neighbors
The county shares an identical 58.4°F annual average with Hickman County to the south. Both counties experience similar July averages in the upper 70s, providing a consistent regional climate.
Hot summers and cold spells
Houston County sees 42 days of extreme heat above 90°F, creating a demanding summer season. Winters are chilly with a January average of 36.4°F, though specific snowfall totals are not recorded.
Focus on summer endurance
The 42 days of extreme heat make shade and indoor cooling essential for resident safety. Given the 54.8 inches of rain, waterproof gear and home drainage systems are year-round necessities.
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.