Hart County Climate
Hart County, Kentucky
Avg Annual Temp
54.8°F
Annual Precip
52.7"
Annual Snowfall
—
Extreme Heat Days
25.6
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Seasonal Overview
National Comparison
Climate Profile
About Hart County Weather
A mild climate above national averages
Hart County maintains an average annual temperature of 54.8°F, placing it slightly above the national median. As a humid subtropical climate, it experiences a blend of warm summers and moderately cool winters.
Cooler than the Kentucky state average
The county's 54.8°F annual average is notably cooler than the Kentucky state average of 56.2°F. Despite being cooler, it receives 52.7 inches of annual precipitation, which is over two inches more than the state norm.
Milder winters than northern neighbors
Compared to Larue County at 56.7°F, Hart stays a bit cooler on an annual basis. However, its January average of 32.7°F is similar to regional trends, keeping the ground frequently frozen mid-winter.
Defined seasons with moderate heat
Summers are warm with a July average of 75.6°F, and the area faces 26 extreme heat days above 90°F each year. Winter brings a chilly average of 35.1°F during the coldest months from December through February.
Prepare for significant annual rainfall
With 52.7 inches of rain annually, residents should prioritize effective drainage and gutter maintenance. You will need reliable HVAC systems to manage 26 days of intense summer heat and sub-freezing January nights.
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.