weatherbycounty

Clay County Climate

JanFebMarAprMayJunJulAugSepOctNovDec60.0°AVG °F

Avg Annual Temp

60.0°F

Annual Precip

55.3"

Annual Snowfall

Extreme Heat Days

Monthly Temperature

54.4°F avgJFMAMJJASOND

Precipitation Calendar

Dry
Wet
4.3"
4.8"
5.2"
5.0"
5.1"
5.0"
5.4"
4.0"
3.7"
3.6"
3.6"
5.5"
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

Seasonal Overview

Comfort ZoneSpring50°68°15.4"Summer76°79°14.4"Fall50°73°10.9"Winter39°42°14.6"20°40°60°80°100°

National Comparison

Warmer than 71% of US counties
Wetter than 88% of US counties
More seasonal variation than 37% of US counties

7-Day Outlook

Forecast

Current Conditions

Air Quality

Safety

Weather Alerts

Climate Advisory: Clay County

Climate Verdict

Climate data for Clay County is currently being compiled from NOAA sources. Check back soon for detailed weather normals.

Seasonal Breakdown

Seasonal weather data for this county is based on regional climate patterns. Residents experience typical weather variations for their location, with conditions reflecting broader state and regional trends. Consult the NOAA Climate Data Online for detailed seasonal breakdowns as more granular station data becomes available.

Outdoor & Gardening Guidance

Growing season and gardening guidance for Clay County will be added as data becomes available.

Regional Context

Comparative climate data for Clay County is being processed.

Climate Profile

About Clay County Weather

A Damp Climate in the Mid-South

While temperature data is limited, the county receives 55.3 inches of rain annually. This puts it on par with the high-precipitation trends of the American South.

Average Rainfall for the Volunteer State

Clay County’s 55.3 inches of precipitation is nearly identical to the Tennessee state average of 55.9 inches. Other specific temperature metrics for this county are currently unavailable.

Consistent Precipitation with Local Peers

The rainfall here is comparable to Carroll County, though it lacks the 60+ inch totals seen in Chester County. Local climate patterns typically follow the mild, humid trends of North-Central Tennessee.

Damp Conditions Across All Seasons

With over 55 inches of annual rain, the county experiences significant moisture year-round. Specific seasonal temperature averages are unavailable, but the region generally sees four distinct seasons.

Focus on Moisture and Rain Management

High-quality rain gear and home gutter maintenance are essential for the 55.3 inches of annual rainfall. Residents should monitor local weather stations for temperature trends due to limited data.

Frequently Asked Questions

What is the average temperature in Clay County?
The average annual temperature in Clay County, TN is 60.0°F, based on NOAA 30-year climate normals (1991-2020).
How much rain does Clay County get?
Clay County receives an average of 55.3 inches of precipitation per year, including both rain and meltwater from snow. This is based on NOAA 30-year climate normals.
How hot does Clay County get in summer?
The average summer temperature (June-August) in Clay County is 77.8°F.
How cold are winters in Clay County?
The average winter temperature (December-February) in Clay County is 41.2°F. January, typically the coldest month, averages 38.9°F.

Track your own weather in Clay County

Ambient Weather personal weather stations give you hyperlocal climate data.

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Data sources: ERA5 Reanalysis (modeled) via Open-Meteo (gap-filled where station data unavailable).. 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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