Franklin County Climate

Franklin County, Kentucky

JanFebMarAprMayJunJulAugSepOctNovDec56.5°AVG °F

Avg Annual Temp

56.5°F

Annual Precip

49.6"

Annual Snowfall

Extreme Heat Days

28

days >= 90°F/yr

Monthly Temperature

54.4°F avgJFMAMJJASOND

Precipitation Calendar

Dry
Wet
3.5"
3.4"
5.0"
4.7"
5.1"
4.7"
4.9"
3.6"
3.7"
3.6"
3.5"
4.0"
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Seasonal Overview

Comfort ZoneSpring46°66°14.8"Summer74°77°13.2"Fall46°69°10.8"Winter34°38°10.8"20°40°60°80°100°

National Comparison

Warmer than 57% of US counties
Wetter than 71% of US counties
More seasonal variation than 46% of US counties

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

What is the average temperature in Franklin County?
The average annual temperature in Franklin County, KY is 56.5°F, based on NOAA 30-year climate normals (1991-2020).
How much rain does Franklin County get?
Franklin County receives an average of 49.6 inches of precipitation per year, including both rain and meltwater from snow. This is based on NOAA 30-year climate normals.
How hot does Franklin County get in summer?
The average summer temperature (June-August) in Franklin County is 75.7°F. The county experiences an average of 28 days per year above 90°F.
How cold are winters in Franklin County?
The average winter temperature (December-February) in Franklin County is 36.7°F. January, typically the coldest month, averages 34.1°F.

Track your own weather in Franklin County

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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.

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