Perry County Climate

Perry County, Mississippi

JanFebMarAprMayJunJulAugSepOctNovDec66.3°AVG °F

Avg Annual Temp

66.3°F

Annual Precip

63.9"

Annual Snowfall

0.5"

Extreme Heat Days

112.6

days >= 90°F/yr

Monthly Temperature

54.4°F avgJFMAMJJASOND

Precipitation Calendar

Dry
Wet= snowfall
6.1"
5.1"
6.0"
5.4"
5.2"
5.7"
6.0"
5.7"
4.1"
4.2"
4.2"
6.2"
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Seasonal Overview

Comfort ZoneSpring59°74°16.6"Summer80°82°17.5"Fall57°78°12.4"Winter49°52°17.3"20°40°60°80°100°

National Comparison

Warmer than 87% of US counties
Wetter than 93% of US counties
More seasonal variation than 10% of US counties

Climate Profile

About Perry County Weather

Hotter Than Most of the Nation

Perry County averages 66.3°F annually, which is over 12 degrees warmer than the national median temperature. The climate is characterized by intense solar exposure and high moisture levels.

One of Mississippi's Warmest Counties

At 66.3°F, Perry County is notably warmer than the Mississippi state average of 63.9°F. It ranks as one of the state's hotter regions, particularly during the peak of summer.

More Extreme Heat Than Local Neighbors

Perry County endures 113 extreme heat days annually, far surpassing the 78 days seen in neighboring Pearl River County. Despite the heat, it receives 63.9 inches of rain, keeping the landscape lush and humid.

Over 100 Days of Triple-Digit Heat

Summer dominates the calendar with 113 days reaching at least 90°F and a July average of 82.1°F. Winters are brief and mild, averaging 50.6°F with only 0.5 inches of snow.

Hydration and High Cooling Demands

The extreme count of 113 heat days requires residents to prioritize hydration and limit outdoor activity in the afternoons. High-performance insulation helps mitigate the energy costs associated with the long, hot summers.

Frequently Asked Questions

What is the average temperature in Perry County?
The average annual temperature in Perry County, MS is 66.3°F, based on NOAA 30-year climate normals (1991-2020).
How much rain does Perry County get?
Perry County receives an average of 63.9 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 Perry County?
Yes, Perry County receives an average of 0.5 inches of snowfall per year according to NOAA climate normals.
How hot does Perry County get in summer?
The average summer temperature (June-August) in Perry County is 81.4°F. The county experiences an average of 112.6 days per year above 90°F.
How cold are winters in Perry County?
The average winter temperature (December-February) in Perry County is 50.6°F. January, typically the coldest month, averages 48.6°F.

Track your own weather in Perry County

Ambient Weather personal weather stations give you hyperlocal climate data.

Shop Weather Stations →

Sponsored

Data source: NOAA National Centers for Environmental Information (NCEI), U.S. Climate Normals 1991-2020.

Climate normals are 30-year averages of weather variables computed from 1991 to 2020. Station data is aggregated to county level using spatial averaging. Data is informational only — not a substitute for official National Weather Service forecasts or emergency weather warnings.

Explore more data for Perry County

TaxCost of LivingComing SoonCrime RateIncomeComing SoonHealthSchoolsRiskWaterCounty Score