Giles County Climate
Giles County, Tennessee
NOAA NCEI 1991-2020 Climate NormalsAvg Annual Temp
57.3°F
Annual Precip
58.6"
Annual Snowfall
1.9"
Extreme Heat Days
38
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Growing Season & Gardening
7b
Minimum winter temperature range for plant survival
4,152
Excellent for heat-loving crops
Seasonal Overview
National Comparison
7-Day Outlook
Forecast
Current Conditions
Air Quality
Safety
Weather Alerts
Climate Advisory: Giles County
Climate Verdict
Giles County has a mild, with an average annual temperature of 57.3°F, very wet conditions receiving 58.6 inches of precipitation annually, occasional hot days — 37.9 per year above 90°F, light snow averaging 1.9 inches per year. This climate profile shapes everything from energy costs to outdoor recreation opportunities.
Seasonal Breakdown
Winters are cold, with January averaging 36.8°F. summers are warm — July averages 76.8°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
Giles County closely matches the Tennessee statewide average temperature of 58.0°F, it is somewhat wetter than average for Tennessee.
Climate Profile
About Giles County Weather
Temperate South Central Climate
With an annual average of 57.3°F, Giles County sits above the national median temperature. It experiences high annual rainfall of 58.6 inches, typical of the humid Southeast.
Slightly Below Tennessee's Average
Giles County is slightly cooler than the Tennessee average of 58.1°F. While it avoids the extreme heat of the far west, it remains a warm subtropical zone.
More Moderate than Hamilton
Giles is nearly two degrees cooler on average than Hamilton County's 59.1°F. It also receives nearly 59 inches of rain, making it a lush, high-moisture neighbor to the central basin.
A Month of Extreme Heat
The county faces 38 days of extreme heat over 90°F each year, mostly during the 75.3°F average summer. Winter snow is rare, totaling just 1.9 inches annually.
Expect Rain and Warm Summers
Residents should focus on flood prevention and moisture control given the nearly 59 inches of annual rain. Because snow is so minimal, focus your home maintenance budget on AC efficiency rather than winter gear.
Frequently Asked Questions
What is the average temperature in Giles County?
How much rain does Giles County get?
Does it snow in Giles County?
How hot does Giles County get in summer?
How cold are winters in Giles County?
Track your own weather in Giles 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.