Green County Climate
Green County, Kentucky
NOAA NCEI 1991-2020 Climate NormalsAvg Annual Temp
56.9°F
Annual Precip
51.7"
Annual Snowfall
—
Extreme Heat Days
41
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Growing Season & Gardening
7a
Minimum winter temperature range for plant survival
4,184
Excellent for heat-loving crops
Seasonal Overview
National Comparison
7-Day Outlook
Forecast
Current Conditions
Air Quality
Safety
Weather Alerts
Climate Advisory: Green County
Climate Verdict
Green County has a mild, with an average annual temperature of 56.9°F, moderately wet with 51.7 inches of annual precipitation, occasional hot days — 40.6 per year above 90°F. This climate profile shapes everything from energy costs to outdoor recreation opportunities.
Seasonal Breakdown
Winters are cold, with January averaging 35.1°F. summers are warm — July averages 77.6°F. The 42°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
Green County closely matches the Kentucky statewide average temperature of 56.0°F.
Climate Profile
About Green County Weather
Warmer and Wetter Than the National Median
Green County maintains an average annual temperature of 56.9°F, making it warmer than the typical American county. It also receives 51.7 inches of rain, placing it in the top tier of precipitation across the country.
One of Kentucky’s Warmer Counties
Green County exceeds the Kentucky state average temperature of 56.2°F by 0.7 degrees. Its 51.7 inches of annual precipitation is also slightly higher than the state-wide average of 50.6 inches.
Beating the Heat in South-Central Kentucky
The county faces 41 days of extreme heat annually, which is higher than its neighbor Grayson County. This makes Green County one of the more heat-prone areas in the immediate region during the peak of summer.
Long Summers and Mild Winters
Summers are intense with a July average of 77.6°F and over 40 days reaching 90°F or higher. Winters stay relatively mild compared to northern Kentucky, with a January average that remains above freezing at 35.1°F.
Plan for Sustained Summer Heat
With 41 days above 90°F, residents should plan outdoor activities for early mornings or late evenings. Ensuring your home has adequate attic insulation will help manage cooling costs during the extended hot season.
Frequently Asked Questions
What is the average temperature in Green County?
How much rain does Green County get?
How hot does Green County get in summer?
How cold are winters in Green County?
Track your own weather in Green County
Ambient Weather personal weather stations give you hyperlocal climate data.
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.