weatherbycounty

Scott County Climate

JanFebMarAprMayJunJulAugSepOctNovDec55.1°AVG °F

Avg Annual Temp

55.1°F

Annual Precip

58.1"

Annual Snowfall

5.5"

Extreme Heat Days

15

days >= 90°F/yr

Monthly Temperature

54.4°F avgJFMAMJJASOND

Precipitation Calendar

Dry
Wet= snowfall
5.2"
5.1"
5.7"
5.3"
4.9"
4.8"
5.6"
4.5"
4.0"
3.3"
3.8"
6.0"
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Growing Season & Gardening

USDA Hardiness Zone

7a

Minimum winter temperature range for plant survival

Growing Degree Days

3,628

Supports most vegetables & fruits

Last spring frost (32°F): 04/23
First fall frost (32°F): 10/18

Seasonal Overview

Comfort ZoneSpring45°63°15.8"Summer71°75°14.9"Fall45°67°11.1"Winter35°38°16.2"20°40°60°80°100°

National Comparison

Warmer than 52% of US counties
Wetter than 93% of US counties
More seasonal variation than 35% of US counties

7-Day Outlook

Forecast

Current Conditions

Air Quality

Safety

Weather Alerts

Climate Advisory: Scott County

Climate Verdict

Scott County has a mild, with an average annual temperature of 55.1°F, very wet conditions receiving 58.1 inches of precipitation annually, rare extreme heat with only 15.1 days above 90°F annually, light snow averaging 5.5 inches per year. This climate profile shapes everything from energy costs to outdoor recreation opportunities.

Seasonal Breakdown

Winters are cold, with January averaging 34.8°F. summers are warm — July averages 74.6°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

Scott County closely matches the Tennessee statewide average temperature of 58.0°F, it is somewhat wetter than average for Tennessee, the county experiences 21.35992831541217 fewer extreme heat days than the state average.

Climate Profile

About Scott County Weather

Cool Mountain Air Profile

Scott County averages 55.1°F annually, making it one of the cooler spots in the region. While warmer than the national median, it is significantly cooler than the Tennessee average.

Well Below the State Average

At 55.1°F, Scott is three degrees cooler than the Tennessee average of 58.1°F. The county offers a break from the intense heat found in the Tennessee lowlands.

Cooler and Snowier Than Neighbors

Scott sees 5.5 inches of snowfall, which is more than double what Roane receives. It also experiences far fewer extreme heat days, with only 15 per year.

Mild Summers and Brisk Winters

The summer average of 72.9°F is very comfortable, but winter temperatures drop to a 37.1°F average. Snowfall is common during the colder winter months.

Prioritize Heating and Winter Gear

Residents should prioritize heating efficiency and winter tires for the 5.5 inches of snow. Summer is a great time for outdoor activities as extreme heat is rare.

Frequently Asked Questions

What is the average temperature in Scott County?
The average annual temperature in Scott County, TN is 55.1°F, based on NOAA 30-year climate normals (1991-2020).
How much rain does Scott County get?
Scott County receives an average of 58.1 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 Scott County?
Yes, Scott County receives an average of 5.5 inches of snowfall per year according to NOAA climate normals.
How hot does Scott County get in summer?
The average summer temperature (June-August) in Scott County is 72.9°F. The county experiences an average of 15 days per year above 90°F.
How cold are winters in Scott County?
The average winter temperature (December-February) in Scott County is 37.1°F. January, typically the coldest month, averages 34.8°F.

Track your own weather in Scott 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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