Carroll County Climate
Carroll County, Mississippi
NOAA NCEI 1991-2020 Climate NormalsAvg Annual Temp
64.0°F
Annual Precip
55.5"
Annual Snowfall
0.4"
Extreme Heat Days
85
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Growing Season & Gardening
8a
Minimum winter temperature range for plant survival
5,840
Excellent for heat-loving crops
Seasonal Overview
National Comparison
7-Day Outlook
Forecast
Current Conditions
Air Quality
Safety
Weather Alerts
Climate Advisory: Carroll County
Climate Verdict
Carroll County has a warm, averaging 64.0°F year-round, very wet conditions receiving 55.5 inches of precipitation annually, significant summer heat with 84.8 days annually above 90°F, light snow averaging 0.4 inches per year. This climate profile shapes everything from energy costs to outdoor recreation opportunities.
Seasonal Breakdown
Winters are mild, with January temperatures averaging 44.4°F. summers are hot, with July averaging 81.5°F. The 37°F seasonal variation provides noticeable but manageable change.
Outdoor & Gardening Guidance
Summer outdoor activities should be planned for early morning or evening to avoid extreme heat.
Regional Context
Carroll County closely matches the Mississippi statewide average temperature of 63.9°F, it is somewhat drier than average for Mississippi.
Climate Profile
About Carroll County Weather
High Heat and Moderate Rain
Carroll County has an annual average temperature of 64.0°F, making it much warmer than the national average. It records 55.5 inches of rain annually, which is high for the country but actually low for Mississippi. This creates a hot, slightly drier environment compared to its neighbors.
Typical Heat, Less Rainfall
At 64.0°F, Carroll matches the Mississippi state average of 63.9°F almost perfectly. However, its 55.5 inches of rain is notably lower than the state average of 59.6 inches. This makes it one of the drier counties in the Magnolia State.
Hotter than Northern Neighbors
Carroll is warmer than Attala and Calhoun, which both average 62.8°F. It faces 85 extreme heat days, nearly 25 more than Alcorn County. This makes Carroll a significantly hotter location during the peak summer months.
Durable Summer Heat Waves
The county endures 85 days of extreme heat each year, with July averaging a high 81.5°F. Winter is mild with a 46.6°F average and very little snow at just 0.4 inches. The summer season dominates the local weather pattern.
Maximize Cooling and Irrigation
Eighty-five days of extreme heat require efficient home cooling and careful outdoor scheduling. Residents should prepare for a mild 46.6°F winter with light layers rather than heavy gear. Gardeners may need supplemental irrigation since this county is drier than most in Mississippi.
Frequently Asked Questions
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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.