Franklin County Climate
Franklin County, Kentucky
NOAA NCEI 1991-2020 Climate NormalsAvg Annual Temp
56.5°F
Annual Precip
49.6"
Annual Snowfall
—
Extreme Heat Days
28
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Growing Season & Gardening
6b
Minimum winter temperature range for plant survival
4,141
Excellent for heat-loving crops
Seasonal Overview
National Comparison
7-Day Outlook
Forecast
Current Conditions
Air Quality
Safety
Weather Alerts
Climate Advisory: Franklin County
Climate Verdict
Franklin County has a mild, with an average annual temperature of 56.5°F, moderately wet with 49.6 inches of annual precipitation, occasional hot days — 28 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 34.1°F. summers are warm — July averages 77.2°F. The 43°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
Franklin County closely matches the Kentucky statewide average temperature of 56.0°F.
Climate Profile
About Franklin County Weather
Warm Central Kentucky Hub
Franklin County's 56.5°F annual average is warmer than the national median. This translates to long, hot summers and relatively short, mild winters.
Warmer than the Kentucky Mean
Franklin is slightly warmer than the state average of 56.2°F. It ranks as one of the warmer central counties, especially during the peak of summer.
Typical Bluegrass Rainfall
The county receives 49.6 inches of precipitation annually, which is very close to the state average of 50.6 inches. This keeps the local landscape green and vibrant throughout the growing season.
High Summer Heat Exposure
Residents endure 28 days of extreme heat over 90°F, one of the higher counts in the region. Winter temperatures average a mild 36.7°F, though specific snowfall data for this county is limited.
Beat the Intense Summer Heat
With 28 days of 90-degree weather, heavy-duty air conditioning is a primary home requirement. Outdoor workers should plan for intense heat during the 75.7°F average summer months.
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.