Green County Climate
Green County, Kentucky
Avg Annual Temp
56.9°F
Annual Precip
51.7"
Annual Snowfall
—
Extreme Heat Days
40.6
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Seasonal Overview
National Comparison
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
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Data source: NOAA National Centers for Environmental Information (NCEI), U.S. Climate Normals 1991-2020.
Climate normals are 30-year averages of weather variables computed from 1991 to 2020. Station data is aggregated to county level using spatial averaging. Data is informational only — not a substitute for official National Weather Service forecasts or emergency weather warnings.