Giles County Climate
Giles County, Tennessee
Avg Annual Temp
57.3°F
Annual Precip
58.6"
Annual Snowfall
1.9"
Extreme Heat Days
37.9
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Seasonal Overview
National Comparison
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
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Data source: NOAA National Centers for Environmental Information (NCEI), U.S. Climate Normals 1991-2020.
Climate normals are 30-year averages of weather variables computed from 1991 to 2020. Station data is aggregated to county level using spatial averaging. Data is informational only — not a substitute for official National Weather Service forecasts or emergency weather warnings.