Harris County Climate
Harris County, Georgia
NOAA NCEI 1991-2020 Climate NormalsAvg Annual Temp
64.3°F
Annual Precip
53.2"
Annual Snowfall
—
Extreme Heat Days
74
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Growing Season & Gardening
8b
Minimum winter temperature range for plant survival
5,712
Excellent for heat-loving crops
Seasonal Overview
National Comparison
7-Day Outlook
Forecast
Current Conditions
Air Quality
Safety
Weather Alerts
Climate Advisory: Harris County
Climate Verdict
Harris County has a warm, averaging 64.3°F year-round, moderately wet with 53.2 inches of annual precipitation, significant summer heat with 73.8 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 46.5°F. summers are hot, with July averaging 80.6°F. The 34°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
Harris County closely matches the Georgia statewide average temperature of 63.7°F.
Climate Profile
About Harris County Weather
Warm and humid western Georgia
Harris County averages 64.3°F annually, placing it above both the national median and the state average. This region is characterized by long, humid summers.
Slightly warmer than state average
The annual temperature is 0.6°F higher than the Georgia average of 63.7°F. It reflects the typical warmth of the state's lower Piedmont region.
Consistent rainfall for the region
At 53.2 inches, the county's precipitation is slightly higher than the state average of 51.4 inches. It shares a similar rainfall profile with its neighboring counties.
Frequent heat and mild winters
Summers are long, featuring 74 days where temperatures reach 90°F or higher. Winters are mild with a December to February average of 48.4°F.
Focus on extreme heat prep
Reliable air conditioning is a necessity for the 74 annual days of extreme heat. Outdoor activities are best planned during the mild 46.5°F January average.
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.