weatherbycounty

Coweta County Climate

JanFebMarAprMayJunJulAugSepOctNovDec61.4°AVG °F

Avg Annual Temp

61.4°F

Annual Precip

52.5"

Annual Snowfall

1.7"

Extreme Heat Days

42

days >= 90°F/yr

Monthly Temperature

54.4°F avgJFMAMJJASOND

Precipitation Calendar

Dry
Wet= snowfall
4.9"
5.0"
5.4"
4.2"
3.7"
3.9"
4.7"
4.6"
3.9"
3.0"
4.1"
5.1"
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Growing Season & Gardening

USDA Hardiness Zone

8a

Minimum winter temperature range for plant survival

Growing Degree Days

4,984

Excellent for heat-loving crops

Last spring frost (32°F): 04/03
First fall frost (32°F): 11/02

Seasonal Overview

Comfort ZoneSpring53°69°13.2"Summer76°79°13.2"Fall52°73°11.0"Winter43°47°15.1"20°40°60°80°100°

National Comparison

Warmer than 75% of US counties
Wetter than 83% of US counties
More seasonal variation than 19% of US counties

7-Day Outlook

Forecast

Current Conditions

Air Quality

Safety

Weather Alerts

Climate Advisory: Coweta County

Climate Verdict

Coweta County has a warm, averaging 61.4°F year-round, moderately wet with 52.5 inches of annual precipitation, occasional hot days — 42 per year above 90°F, light snow averaging 1.7 inches per year. This climate profile shapes everything from energy costs to outdoor recreation opportunities.

Seasonal Breakdown

Winters are mild, with January temperatures averaging 42.6°F. summers are warm — July averages 78.9°F. The 36°F seasonal variation provides noticeable but manageable change.

Outdoor & Gardening Guidance

The moderate temperatures support hiking, cycling, and camping comfortably in spring, summer, and fall.

Regional Context

Coweta County closely matches the Georgia statewide average temperature of 63.7°F, the county experiences 22.979945799458008 fewer extreme heat days than the state average.

Climate Profile

About Coweta County Weather

Moderate Warmth and High Rainfall

Coweta County averages 61.4°F annually, making it warmer than the national median but cooler than most of the Deep South. It receives 52.5 inches of rain each year, exceeding the national average for precipitation.

Cooler than the Georgia Average

The county's 61.4°F average temperature is over two degrees lower than the Georgia state average of 63.7°F. This makes it an attractive location for those seeking a slightly milder Georgia climate.

The Cooler Side of Metro Atlanta

Coweta is more temperate than Clayton County, which averages 62.7°F, and experiences fewer extreme heat days. It shares a similar rainfall profile with its neighbors in the west-central part of the state.

Mild Winters and Manageable Summers

July averages 78.9°F with about 42 days of extreme heat reaching above 90°F. Winters are cool at 44.8°F and produce 1.7 inches of snow on average, which is high for the state.

Prepare for Rain and Light Snow

With 52.5 inches of rain and nearly 2 inches of snow, residents should be prepared for diverse weather events. Investing in good insulation and a dual-purpose HVAC system will handle both the 42 days of heat and the chilly winter nights.

Frequently Asked Questions

What is the average temperature in Coweta County?
The average annual temperature in Coweta County, GA is 61.4°F, based on NOAA 30-year climate normals (1991-2020).
How much rain does Coweta County get?
Coweta County receives an average of 52.5 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 Coweta County?
Yes, Coweta County receives an average of 1.7 inches of snowfall per year according to NOAA climate normals.
How hot does Coweta County get in summer?
The average summer temperature (June-August) in Coweta County is 77.7°F. The county experiences an average of 42 days per year above 90°F.
How cold are winters in Coweta County?
The average winter temperature (December-February) in Coweta County is 44.8°F. January, typically the coldest month, averages 42.6°F.

Track your own weather in Coweta County

Ambient Weather personal weather stations give you hyperlocal climate data.

Shop Weather Stations →

Sponsored

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
← Back to Georgia