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Blount County Climate

Blount County, Tennessee

NOAA NCEI 1991-2020 Climate Normals
JanFebMarAprMayJunJulAugSepOctNovDec57.4°AVG °F

Avg Annual Temp

57.4°F

Annual Precip

56.1"

Annual Snowfall

7.0"

Extreme Heat Days

21

days >= 90°F/yr

Monthly Temperature

54.4°F avgJFMAMJJASOND

Precipitation Calendar

Dry
Wet= snowfall
5.2"
4.9"
5.1"
5.0"
4.6"
4.9"
5.7"
4.0"
4.2"
3.1"
4.3"
5.3"
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Growing Season & Gardening

USDA Hardiness Zone

7b

Minimum winter temperature range for plant survival

Growing Degree Days

4,056

Excellent for heat-loving crops

Last spring frost (32°F): 04/20
First fall frost (32°F): 11/02

Seasonal Overview

Comfort ZoneSpring49°65°14.6"Summer72°75°14.6"Fall48°69°11.6"Winter38°41°15.4"20°40°60°80°100°

National Comparison

Warmer than 62% of US counties
Wetter than 89% of US counties
More seasonal variation than 24% of US counties

7-Day Outlook

Forecast

Current Conditions

Air Quality

Safety

Weather Alerts

Climate Advisory: Blount County

Climate Verdict

Blount County has a mild, with an average annual temperature of 57.4°F, very wet conditions receiving 56.1 inches of precipitation annually, occasional hot days — 20.6 per year above 90°F, light snow averaging 7.0 inches per year. This climate profile shapes everything from energy costs to outdoor recreation opportunities.

Seasonal Breakdown

Winters are cold, with January averaging 37.7°F. summers are warm — July averages 75.3°F. The 38°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

Blount County closely matches the Tennessee statewide average temperature of 58.0°F, the county experiences 15.85992831541217 fewer extreme heat days than the state average.

Climate Profile

About Blount County Weather

Near the National Temperature Median

Blount County’s 57.4°F average temperature is just 2.4 degrees above the national median. It receives 56.1 inches of rain, reflecting a lush, humid climate.

Cooler and Snowier Than the Average

Blount is slightly cooler than the 58.1°F Tennessee average. It stands out for its snowfall, receiving 7.0 inches annually while most of the state sees far less.

The Snow Capital of the Local Group

Blount receives double the snowfall of Anderson County and nearly seven times that of Bradley. It is significantly cooler and less prone to extreme heat than its western neighbors.

Mild Summers and True Winter Weather

July averages a pleasant 75.3°F with only 21 days topping 90°F. Winter brings a 39.9°F average and the region's most significant snow accumulation at 7.0 inches.

Prepare for Snow and Lower Cooling Costs

Invest in quality winter tires or a shovel, as 7 inches of snow is substantial for this region. Homeowners likely face lower summer electricity bills due to the limited number of extreme heat days.

Frequently Asked Questions

What is the average temperature in Blount County?
The average annual temperature in Blount County, TN is 57.4°F, based on NOAA 30-year climate normals (1991-2020).
How much rain does Blount County get?
Blount County receives an average of 56.1 inches of precipitation per year, including both rain and meltwater from snow. This is based on NOAA 30-year climate normals.
Does it snow in Blount County?
Yes, Blount County receives an average of 7.0 inches of snowfall per year according to NOAA climate normals.
How hot does Blount County get in summer?
The average summer temperature (June-August) in Blount County is 73.9°F. The county experiences an average of 21 days per year above 90°F.
How cold are winters in Blount County?
The average winter temperature (December-February) in Blount County is 39.9°F. January, typically the coldest month, averages 37.7°F.

Track your own weather in Blount County

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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.

By Evan Brooks, Data EditorUpdated Reviewed by Evan Brooks, Data Editor
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