Hart County Climate
Hart County, Kentucky
NOAA NCEI 1991-2020 Climate NormalsAvg Annual Temp
54.8°F
Annual Precip
52.7"
Annual Snowfall
—
Extreme Heat Days
26
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Growing Season & Gardening
7a
Minimum winter temperature range for plant survival
3,718
Supports most vegetables & fruits
Seasonal Overview
National Comparison
7-Day Outlook
Forecast
Current Conditions
Air Quality
Safety
Weather Alerts
Climate Advisory: Hart County
Climate Verdict
Hart County has a mild, with an average annual temperature of 54.8°F, moderately wet with 52.7 inches of annual precipitation, occasional hot days — 25.6 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 32.7°F. summers are warm — July averages 75.6°F. The 43°F seasonal variation provides noticeable but manageable change.
Outdoor & Gardening Guidance
Growing season and gardening data is currently limited for Hart County. Check the USDA Plant Hardiness Zone Map and local extension office for specific guidance.
Regional Context
Hart County closely matches the Kentucky statewide average temperature of 56.0°F, it is somewhat wetter than average for Kentucky.
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 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.