Wayne County Climate
Wayne County, Mississippi
Avg Annual Temp
65.2°F
Annual Precip
61.5"
Annual Snowfall
0.3"
Extreme Heat Days
86.5
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Seasonal Overview
National Comparison
Climate Profile
About Wayne County Weather
The Toasty Climate of Southeast Mississippi
Wayne County’s annual average temperature of 65.2°F is significantly higher than the national median. This humid subtropical region receives 61.5 inches of rain, contributing to a lush, forested environment.
Among the State’s Warmest Regions
Averaging 65.2°F, Wayne County is warmer than the Mississippi state average of 63.9°F. Its location in the southeast makes it a hotspot for both temperature and annual precipitation.
Hotter and Wetter than Central Counties
Wayne County is about three degrees warmer on average than Webster County to the north. It also receives 61.5 inches of rainfall, which is several inches more than the Delta counties receive.
The Peak of Mississippi Summer
The county endures a staggering 87 extreme heat days annually, the highest among its regional peers. Winters are exceptionally mild, with a 49.4°F average and a negligible 0.3 inches of snowfall.
Cooling is the Top Priority
With 87 days above 90°F, residents must have highly reliable HVAC systems and secondary cooling options. The 61.5 inches of rain also necessitates consistent maintenance of roof shingles and home siding.
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.