DeSoto County Climate
DeSoto County, Mississippi
Avg Annual Temp
61.5°F
Annual Precip
57.7"
Annual Snowfall
1.3"
Extreme Heat Days
70.1
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Seasonal Overview
National Comparison
Climate Profile
About DeSoto County Weather
Mississippi's coolest but still subtropical
DeSoto County averages 61.5°F, which is warmer than the national median but the coolest in this regional group. It receives 57.7 inches of rain annually.
The northern edge of Mississippi weather
As the state's northernmost county, its 61.5°F average is lower than the state average of 63.9°F. It is one of the coolest counties in Mississippi due to its latitude.
Lower temperatures than Delta neighbors
DeSoto is cooler than neighboring Coahoma, which averages 62.4°F. It also receives more snow than its southern neighbors, averaging 1.3 inches per year.
Coldest winters and rare state snow
January averages 40.2°F, making it one of the coldest spots in the state. Despite this, it still faces 70 days of extreme heat above 90°F during the summer.
Prepare for both ice and heat
Residents should be ready for rare snow and ice with 1.3 inches annually and freezing January nights. Homes also require robust cooling for the 70 days of extreme summer heat.
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.