Decatur County Climate
Decatur County, Georgia
NOAA NCEI 1991-2020 Climate NormalsAvg Annual Temp
67.2°F
Annual Precip
—
Annual Snowfall
—
Extreme Heat Days
99
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Growing Season & Gardening
9a
Minimum winter temperature range for plant survival
6,608
Excellent for heat-loving crops
Seasonal Overview
National Comparison
7-Day Outlook
Forecast
Current Conditions
Air Quality
Safety
Weather Alerts
Climate Advisory: Decatur County
Climate Verdict
Decatur County has a warm, averaging 67.2°F year-round, significant summer heat with 98.7 days annually above 90°F. This climate profile shapes everything from energy costs to outdoor recreation opportunities.
Seasonal Breakdown
Winters are mild, with January temperatures averaging 50.6°F. summers are hot, with July averaging 81.8°F. The 31°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
Decatur County is 3.5°F warmer than the Georgia statewide average of 63.7°F, the county experiences 33.720054200541995 more extreme heat days than the state average.
Climate Profile
About Decatur County Weather
A Subtropical South Georgia Climate
Decatur County maintains an annual average temperature of 67.2°F, placing it well above the national median. This humid subtropical climate reflects its position in the deep South near the Florida border.
Exceeding the Georgia Temperature Average
The county is significantly warmer than the Georgia state average of 63.7°F. Its consistent heat makes it one of the more thermally intense regions in the state.
Warmer Than Southern Neighbors
Decatur stays slightly warmer than nearby Dougherty County, which averages 66.8°F. While neighbors share the same humid air, Decatur consistently edges them out in annual warmth.
Nearly 100 Days of Extreme Heat
Summer dominates the year with 99 days reaching 90°F or higher and a July average of 81.8°F. Winters are exceptionally mild, averaging 52.4°F with no recorded snowfall.
Prioritize High-Efficiency Cooling
Residents should invest in robust HVAC systems to handle over three months of extreme heat. Light, breathable clothing is essential for the long, humid summer season.
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.