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Clay County Climate

Clay County, Mississippi

NOAA NCEI 1991-2020 Climate Normals
JanFebMarAprMayJunJulAugSepOctNovDec63.6°AVG °F

Avg Annual Temp

63.6°F

Annual Precip

58.0"

Annual Snowfall

0.5"

Extreme Heat Days

78

days >= 90°F/yr

Monthly Temperature

54.4°F avgJFMAMJJASOND

Precipitation Calendar

Dry
Wet= snowfall
5.5"
6.2"
5.4"
6.1"
4.2"
4.6"
4.5"
4.2"
3.7"
3.9"
4.4"
5.3"
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Growing Season & Gardening

USDA Hardiness Zone

8a

Minimum winter temperature range for plant survival

Seasonal Overview

Comfort ZoneSpring55°72°15.7"Summer79°82°13.3"Fall53°76°12.0"Winter44°47°17.0"20°40°60°80°100°

National Comparison

Warmer than 83% of US counties
Wetter than 93% of US counties
More seasonal variation than 27% of US counties

7-Day Outlook

Forecast

Current Conditions

Air Quality

Safety

Weather Alerts

Climate Advisory: Clay County

Climate Verdict

Clay County has a warm, averaging 63.6°F year-round, very wet conditions receiving 58.0 inches of precipitation annually, significant summer heat with 77.7 days annually above 90°F, light snow averaging 0.5 inches per year. This climate profile shapes everything from energy costs to outdoor recreation opportunities.

Seasonal Breakdown

Winters are mild, with January temperatures averaging 43.7°F. summers are hot, with July averaging 82.0°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

Clay County closely matches the Mississippi statewide average temperature of 63.9°F.

Frequently Asked Questions

What is the average temperature in Clay County?
The average annual temperature in Clay County, MS is 63.6°F, based on NOAA 30-year climate normals (1991-2020).
How much rain does Clay County get?
Clay County receives an average of 58.0 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 Clay County?
Yes, Clay County receives an average of 0.5 inches of snowfall per year according to NOAA climate normals.
How hot does Clay County get in summer?
The average summer temperature (June-August) in Clay County is 80.7°F. The county experiences an average of 78 days per year above 90°F.
How cold are winters in Clay County?
The average winter temperature (December-February) in Clay County is 45.8°F. January, typically the coldest month, averages 43.7°F.

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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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