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Charlton County Climate

Charlton County, Georgia

NOAA NCEI 1991-2020 Climate Normals
JanFebMarAprMayJunJulAugSepOctNovDec69.8°AVG °F

Avg Annual Temp

69.8°F

Annual Precip

52.3"

Annual Snowfall

0.0"

Extreme Heat Days

109

days >= 90°F/yr

Monthly Temperature

54.4°F avgJFMAMJJASOND

Precipitation Calendar

Dry
Wet= snowfall
3.9"
3.5"
3.8"
3.4"
3.2"
7.0"
6.6"
7.1"
5.5"
3.5"
2.0"
3.0"
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Growing Season & Gardening

USDA Hardiness Zone

9a

Minimum winter temperature range for plant survival

Growing Degree Days

7,385

Excellent for heat-loving crops

Last spring frost (32°F): 02/26
First fall frost (32°F): 12/07

Seasonal Overview

Comfort ZoneSpring63°76°10.4"Summer81°83°20.7"Fall62°79°10.9"Winter54°58°10.3"20°40°60°80°100°

National Comparison

Warmer than 97% of US counties
Wetter than 82% of US counties
More seasonal variation than 5% of US counties

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

What is the average temperature in Charlton County?
The average annual temperature in Charlton County, GA is 69.8°F, based on NOAA 30-year climate normals (1991-2020).
How much rain does Charlton County get?
Charlton County receives an average of 52.3 inches of precipitation per year, including both rain and meltwater from snow. This is based on NOAA 30-year climate normals.
Does it snow in Charlton County?
Charlton County receives little to no measurable snowfall in a typical year, based on NOAA 30-year climate normals.
How hot does Charlton County get in summer?
The average summer temperature (June-August) in Charlton County is 82.5°F. The county experiences an average of 109 days per year above 90°F.
How cold are winters in Charlton County?
The average winter temperature (December-February) in Charlton County is 56.1°F. January, typically the coldest month, averages 54.2°F.

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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.

By Evan Brooks, Data EditorUpdated Reviewed by Evan Brooks, Data Editor
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