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Coffee County Climate

Coffee County, Tennessee

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

Avg Annual Temp

57.4°F

Annual Precip

60.1"

Annual Snowfall

2.8"

Extreme Heat Days

19

days >= 90°F/yr

Monthly Temperature

54.4°F avgJFMAMJJASOND

Precipitation Calendar

Dry
Wet= snowfall
5.5"
5.5"
6.2"
5.5"
4.8"
5.3"
4.7"
3.9"
4.3"
3.6"
4.3"
6.5"
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

4,099

Excellent for heat-loving crops

Last spring frost (32°F): 04/06
First fall frost (32°F): 10/30

Seasonal Overview

Comfort ZoneSpring49°65°16.4"Summer73°76°14.0"Fall48°69°12.2"Winter37°41°17.4"20°40°60°80°100°

National Comparison

Warmer than 62% of US counties
Wetter than 95% of US counties
More seasonal variation than 29% of US counties

7-Day Outlook

Forecast

Current Conditions

Air Quality

Safety

Weather Alerts

Climate Advisory: Coffee County

Climate Verdict

Coffee County has a mild, with an average annual temperature of 57.4°F, very wet conditions receiving 60.1 inches of precipitation annually, rare extreme heat with only 18.866666666666667 days above 90°F annually, light snow averaging 2.8 inches per year. This climate profile shapes everything from energy costs to outdoor recreation opportunities.

Seasonal Breakdown

Winters are cold, with January averaging 37.4°F. summers are warm — July averages 75.9°F. The 39°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

Coffee County closely matches the Tennessee statewide average temperature of 58.0°F, it is somewhat wetter than average for Tennessee, the county experiences 17.593261648745504 fewer extreme heat days than the state average.

Climate Profile

About Coffee County Weather

A Warm, High-Precipitation Climate

Coffee County’s 57.4°F average temperature is higher than the national median. The county stands out for its 60.1 inches of annual rainfall, making it a very wet region.

Cooler but Much Wetter Than Average

While the temperature is slightly below the state average of 58.1°F, the rainfall is much higher. It exceeds the Tennessee state average for precipitation by over four inches annually.

Mild Summers Compared to Neighbors

The county sees just 19 extreme heat days, significantly lower than the 40+ days seen in West Tennessee. It receives 2.8 inches of snow, which is typical for the southern Middle Tennessee region.

Pleasant Summers and Soft Winters

July averages a manageable 75.9°F, leading to a comfortable summer mean of 74.5°F. Winters are mild, with temperatures averaging 39.5°F and January lows hitting 37.4°F.

Invest in High-Capacity Rain Drainage

The 60.1 inches of annual rain requires well-maintained gutters and waterproof gear for outdoor activities. Summer cooling needs are moderate due to having only 19 days above 90°F.

Frequently Asked Questions

What is the average temperature in Coffee County?
The average annual temperature in Coffee County, TN is 57.4°F, based on NOAA 30-year climate normals (1991-2020).
How much rain does Coffee County get?
Coffee County receives an average of 60.1 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 Coffee County?
Yes, Coffee County receives an average of 2.8 inches of snowfall per year according to NOAA climate normals.
How hot does Coffee County get in summer?
The average summer temperature (June-August) in Coffee County is 74.5°F. The county experiences an average of 19 days per year above 90°F.
How cold are winters in Coffee County?
The average winter temperature (December-February) in Coffee County is 39.5°F. January, typically the coldest month, averages 37.4°F.

Track your own weather in Coffee 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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