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Lafayette County Climate

Lafayette County, Mississippi

NOAA NCEI 1991-2020 Climate Normals
JanFebMarAprMayJunJulAugSepOctNovDec61.9°AVG °F

Avg Annual Temp

61.9°F

Annual Precip

60.0"

Annual Snowfall

1.1"

Extreme Heat Days

74

days >= 90°F/yr

Monthly Temperature

54.4°F avgJFMAMJJASOND

Precipitation Calendar

Dry
Wet= snowfall
5.1"
5.8"
5.5"
6.0"
5.6"
5.0"
4.7"
3.9"
3.8"
3.9"
4.3"
6.3"
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

Growing Degree Days

5,324

Excellent for heat-loving crops

Last spring frost (32°F): 04/03
First fall frost (32°F): 10/31

Seasonal Overview

Comfort ZoneSpring54°70°17.2"Summer78°81°13.7"Fall52°74°12.0"Winter41°45°17.2"20°40°60°80°100°

National Comparison

Warmer than 77% of US counties
Wetter than 95% of US counties
More seasonal variation than 32% of US counties

7-Day Outlook

Forecast

Current Conditions

Air Quality

Safety

Weather Alerts

Climate Advisory: Lafayette County

Climate Verdict

Lafayette County has a warm, averaging 61.9°F year-round, very wet conditions receiving 60.0 inches of precipitation annually, significant summer heat with 74.2 days annually above 90°F, light snow averaging 1.1 inches per year. This climate profile shapes everything from energy costs to outdoor recreation opportunities.

Seasonal Breakdown

Winters are mild, with January temperatures averaging 41.4°F. summers are hot, with July averaging 80.7°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

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

Climate Profile

About Lafayette County Weather

A More Temperate Southern Climate

Lafayette County averages 61.9°F, which is higher than the national median but cooler than most of Mississippi. This makes it a slightly more temperate part of the humid subtropical South.

Cooler Than the State Average

The county stays below the Mississippi average temperature of 63.9°F. It offers a milder climate compared to the sweltering temperatures found in the southern half of the state.

Average Rain with Notable Snowfall

With 60.0 inches of annual rain, Lafayette sits right at the state average of 59.6 inches. Its 1.1 inches of annual snow is significantly higher than most southern Mississippi counties.

Hot Summers and Crisp Winters

July averages 80.7°F with 74 days of extreme heat over 90°F. Winters are cooler than the state average at 43.7°F, occasionally bringing over an inch of snow.

Preparing for Heat and Occasional Ice

Residents should maintain HVAC systems for 74 days of extreme heat but also keep an ice scraper handy for winter. The 60 inches of rain requires consistent gutter maintenance to protect home foundations.

Frequently Asked Questions

What is the average temperature in Lafayette County?
The average annual temperature in Lafayette County, MS is 61.9°F, based on NOAA 30-year climate normals (1991-2020).
How much rain does Lafayette County get?
Lafayette County receives an average of 60.0 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 Lafayette County?
Yes, Lafayette County receives an average of 1.1 inches of snowfall per year according to NOAA climate normals.
How hot does Lafayette County get in summer?
The average summer temperature (June-August) in Lafayette County is 79.4°F. The county experiences an average of 74 days per year above 90°F.
How cold are winters in Lafayette County?
The average winter temperature (December-February) in Lafayette County is 43.7°F. January, typically the coldest month, averages 41.4°F.

Track your own weather in Lafayette 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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