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Mississippi County Climate

Mississippi County, Arkansas

NOAA NCEI 1991-2020 Climate Normals
JanFebMarAprMayJunJulAugSepOctNovDec61.1°AVG °F

Avg Annual Temp

61.1°F

Annual Precip

48.9"

Annual Snowfall

2.4"

Extreme Heat Days

64

days >= 90°F/yr

Monthly Temperature

54.4°F avgJFMAMJJASOND

Precipitation Calendar

Dry
Wet= snowfall
3.7"
4.0"
4.7"
5.3"
5.4"
3.7"
3.7"
3.1"
2.8"
3.7"
4.1"
4.7"
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

5,253

Excellent for heat-loving crops

Last spring frost (32°F): 03/23
First fall frost (32°F): 11/06

Seasonal Overview

Comfort ZoneSpring51°71°15.4"Summer79°82°10.4"Fall51°73°10.7"Winter39°43°12.4"20°40°60°80°100°

National Comparison

Warmer than 75% of US counties
Wetter than 72% of US counties
More seasonal variation than 50% of US counties

7-Day Outlook

Forecast

Current Conditions

Air Quality

Safety

Weather Alerts

Climate Advisory: Mississippi County

Climate Verdict

Mississippi County has a warm, averaging 61.1°F year-round, moderately wet with 48.9 inches of annual precipitation, significant summer heat with 64.4 days annually above 90°F, light snow averaging 2.4 inches per year. This climate profile shapes everything from energy costs to outdoor recreation opportunities.

Seasonal Breakdown

Winters are cold, with January averaging 38.6°F. summers are hot, with July averaging 81.6°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

Mississippi County closely matches the Arkansas statewide average temperature of 61.0°F, it is somewhat drier than average for Arkansas.

Climate Profile

About Mississippi County Weather

Warm and rainy Delta weather

Mississippi County averages 61.1°F annually, placing it firmly in the warm, humid subtropical zone. Its 48.9 inches of rain is slightly lower than the state average but still supports the local agriculture.

Right at the Arkansas state average

The county sits right at the state average of 61.0°F, making it a perfect representative of Arkansas weather. It experiences a typical balance of Delta heat and Mississippi River humidity.

Similar to its Delta neighbors

It shares a similar temperature profile with Lonoke at 61.1°F, though it is slightly drier with 48.9 inches of rain. It records 64 days of extreme heat, keeping it on par with the eastern Arkansas region.

Steamy summers and brisk winters

Summer peaks with a July average of 81.6°F and 64 days above 90°F. Winter is brisk at 41.1°F, featuring a light 2.4 inches of snow that usually melts quickly.

Hydrate for the 64-day heatwave

Residents must plan for 64 days of extreme heat, necessitating hydration and cooling strategies. The 38.6°F January average means pipes should be protected against occasional deep freezes despite the mild winter norm.

Frequently Asked Questions

What is the average temperature in Mississippi County?
The average annual temperature in Mississippi County, AR is 61.1°F, based on NOAA 30-year climate normals (1991-2020).
How much rain does Mississippi County get?
Mississippi County receives an average of 48.9 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 Mississippi County?
Yes, Mississippi County receives an average of 2.4 inches of snowfall per year according to NOAA climate normals.
How hot does Mississippi County get in summer?
The average summer temperature (June-August) in Mississippi County is 80.3°F. The county experiences an average of 64 days per year above 90°F.
How cold are winters in Mississippi County?
The average winter temperature (December-February) in Mississippi County is 41.1°F. January, typically the coldest month, averages 38.6°F.

Track your own weather in Mississippi 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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