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Weakley County Climate

Weakley County, Tennessee

NOAA NCEI 1991-2020 Climate Normals
JanFebMarAprMayJunJulAugSepOctNovDec58.8°AVG °F

Avg Annual Temp

58.8°F

Annual Precip

54.1"

Annual Snowfall

1.8"

Extreme Heat Days

48

days >= 90°F/yr

Monthly Temperature

54.4°F avgJFMAMJJASOND

Precipitation Calendar

Dry
Wet= snowfall
4.0"
4.8"
5.1"
5.2"
5.8"
4.5"
4.3"
3.3"
3.8"
3.8"
4.4"
5.1"
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

4,651

Excellent for heat-loving crops

Last spring frost (32°F): 04/04
First fall frost (32°F): 11/01

Seasonal Overview

Comfort ZoneSpring49°68°16.1"Summer76°79°12.1"Fall48°71°12.0"Winter36°40°13.9"20°40°60°80°100°

National Comparison

Warmer than 67% of US counties
Wetter than 86% of US counties
More seasonal variation than 50% of US counties

7-Day Outlook

Forecast

Current Conditions

Air Quality

Safety

Weather Alerts

Climate Advisory: Weakley County

Climate Verdict

Weakley County has a mild, with an average annual temperature of 58.8°F, moderately wet with 54.1 inches of annual precipitation, occasional hot days — 48.349999999999994 per year above 90°F, light snow averaging 1.8 inches per year. This climate profile shapes everything from energy costs to outdoor recreation opportunities.

Seasonal Breakdown

Winters are cold, with January averaging 36.3°F. summers are warm — July averages 79.3°F. The 43°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

Weakley County closely matches the Tennessee statewide average temperature of 58.0°F.

Climate Profile

About Weakley County Weather

Strong Seasonal Temperature Swings

Weakley County averages 58.8°F annually, which is notably warmer than the U.S. median. The region is characterized by hot summers and distinct, though manageable, winters.

Warmer Than the Tennessee Average

The county's 58.8°F average exceeds the Tennessee state average of 58.1°F. It is one of the warmer agricultural hubs in the northwest part of the state.

Typical for West Tennessee

Weakley's 58.8°F average is very similar to Williamson County's 59.0°F. Both counties represent the warmer, more humid profile found outside of the eastern mountains.

Intense Summer Heat Days

Weakley faces a grueling 48 days of 90°F+ heat each year, with July averaging 79.3°F. Winter is cold but dry, producing only 1.8 inches of annual snowfall.

Prioritize Cooling and Hydration

With nearly 50 days of extreme heat, residents should ensure HVAC systems are robust and outdoor work is done in the early morning. Winter requires only light preparation given the minimal 1.8 inches of snow.

Frequently Asked Questions

What is the average temperature in Weakley County?
The average annual temperature in Weakley County, TN is 58.8°F, based on NOAA 30-year climate normals (1991-2020).
How much rain does Weakley County get?
Weakley County receives an average of 54.1 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 Weakley County?
Yes, Weakley County receives an average of 1.8 inches of snowfall per year according to NOAA climate normals.
How hot does Weakley County get in summer?
The average summer temperature (June-August) in Weakley County is 77.7°F. The county experiences an average of 48 days per year above 90°F.
How cold are winters in Weakley County?
The average winter temperature (December-February) in Weakley County is 38.8°F. January, typically the coldest month, averages 36.3°F.

Track your own weather in Weakley 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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