Desha County Climate
Desha County, Arkansas
Avg Annual Temp
63.5°F
Annual Precip
52.8"
Annual Snowfall
0.6"
Extreme Heat Days
72.25
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Seasonal Overview
National Comparison
Climate Profile
About Desha County Weather
Deep South Warmth in Desha County
Desha County records an annual average temperature of 63.5°F, which is 9.5 degrees warmer than the national median. This reflects the intense, humid climate of the lower Mississippi Delta region.
One of Arkansas's Warmest Counties
The county's average temperature of 63.5°F sits 2.5 degrees above the state average of 61.0°F. It ranks among the hottest counties in Arkansas, especially during the long summer months.
Transitioning to the Southern Heat Tier
Desha is notably warmer than Crittenden to the north, which averages 62.2°F. It is slightly cooler than Drew County to the west, which hits an average of 64.1°F.
High Heat and Minimal Winter Snow
The region endures 72 extreme heat days annually, and winter provides little relief with only 0.6 inches of snow. January remains mild with an average temperature of 43.3°F.
Essential Heat Safety and Moisture Control
With 72 days of extreme heat, cooling centers and hydration are vital for outdoor workers. Minimal snowfall means winter tires are rarely needed, but humidity management is a year-round home concern.
Frequently Asked Questions
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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.