Charlton County Climate
Charlton County, Georgia
NOAA NCEI 1991-2020 Climate NormalsAvg Annual Temp
69.8°F
Annual Precip
52.3"
Annual Snowfall
0.0"
Extreme Heat Days
109
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Growing Season & Gardening
9a
Minimum winter temperature range for plant survival
7,385
Excellent for heat-loving crops
Seasonal Overview
National Comparison
7-Day Outlook
Forecast
Current Conditions
Air Quality
Safety
Weather Alerts
Climate Advisory: Charlton County
Climate Verdict
Charlton County has a warm, averaging 69.8°F year-round, moderately wet with 52.3 inches of annual precipitation, significant summer heat with 108.6 days annually above 90°F, virtually no measurable snowfall. This climate profile shapes everything from energy costs to outdoor recreation opportunities.
Seasonal Breakdown
Winters are mild, with January temperatures averaging 54.2°F. summers are hot, with July averaging 83.4°F. The climate is remarkably stable year-round, with only a 29°F difference between January and July.
Outdoor & Gardening Guidance
Summer outdoor activities should be planned for early morning or evening to avoid extreme heat.
Regional Context
Charlton County is 6.1°F warmer than the Georgia statewide average of 63.7°F, the county experiences 43.620054200541986 more extreme heat days than the state average.
Climate Profile
About Charlton County Weather
Charlton's Intense Subtropical Warmth
Charlton County averages a warm 69.8°F annually, placing it nearly 15 degrees above the national median temperature. This makes it one of the warmest locations in the continental United States.
Leading the State in Heat
The county's 69.8°F average significantly exceeds the Georgia state average of 63.7°F. Residents here live in a climate far warmer than the northern parts of the state where averages hover closer to 60°F.
Hotter Than Coastal Neighbors
Charlton is notably hotter than Chatham County, which averages 67.4°F. While Chatham sees 81 extreme heat days, Charlton endures a staggering 109 days per year with temperatures at or above 90°F.
A Long Summer and No Snow
The summer season is dominant here, with an average temperature of 82.5°F and no annual snowfall. Winter remains extremely mild with a January average of 54.2°F, which is warmer than the winter average of most other Georgia counties.
Designing for Extreme Heat
With 109 days of extreme heat, high-efficiency cooling systems are essential for every household. Residents should also plan for 52.3 inches of rain by ensuring robust roofing and moisture barriers are in place.
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.