Stewart County Climate
Stewart County, Tennessee
Avg Annual Temp
58.6°F
Annual Precip
54.8"
Annual Snowfall
3.8"
Extreme Heat Days
33.6
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Seasonal Overview
National Comparison
Climate Profile
About Stewart County Weather
Standard Humid Subtropical Conditions
Stewart County maintains an average annual temperature of 58.6°F, placing it above the national median. It is a wet region, recording 54.8 inches of annual precipitation compared to drier national averages.
Representative of Northern Tennessee
The county's 58.6°F average is nearly identical to the Tennessee state average of 58.1°F. It experiences typical state weather, though its 54.8 inches of rain is slightly below the state average of 55.9 inches.
Stability on the Highland Rim
Stewart County shares the climate of the Western Highland Rim, characterized by consistent rainfall and moderate winters. Its weather patterns are nearly identical to those of neighboring Montgomery and Henry counties.
Warm Summers and Chilly Nights
July temperatures average 78.4°F with 34 days of extreme heat annually. Winters are cool, averaging 39.2°F, and the county receives a modest 3.8 inches of snowfall.
Plan for Humid Outdoor Life
With 34 extreme heat days, summer outdoor activities require early starts and hydration. Winter preparations are minimal as the 3.8 inches of snow rarely causes prolonged closures.
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.