Sevier County Climate
Sevier County, Tennessee
Avg Annual Temp
52.2°F
Annual Precip
63.8"
Annual Snowfall
29.4"
Extreme Heat Days
21.1
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Seasonal Overview
National Comparison
Climate Profile
About Sevier County Weather
A Cool Mountain Climate
Sevier County's annual average temperature of 52.2°F is cooler than the national median, reflecting its high-elevation terrain. This mountain climate receives 63.8 inches of annual precipitation, far exceeding typical national rainfall levels.
Among Tennessee's Coolest and Snowiest
At 52.2°F, Sevier County is significantly cooler than the Tennessee average of 58.1°F. It also records 29.4 inches of annual snowfall, which is dramatically higher than the state's typical lowland averages.
Elevated Above Its Eastern Neighbors
Sevier’s climate is defined by the Great Smoky Mountains, making it much snowier than neighboring valley counties. While nearby areas see minimal snow, Sevier's 29.4-inch average stands out as a regional outlier.
Long Winters and Temperate Summers
July averages a comfortable 69.7°F with only 21 days of extreme heat per year. Winters are cold and snowy, with a January average of 33.4°F and nearly 30 inches of snow accumulaton.
Prepare for Snow and Mountain Air
Residents must invest in snow removal equipment and winterized vehicles to handle the 29.4 inches of annual snowfall. The temperate 68.3°F summer average makes it a premier destination for escaping the Southern heat.
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.