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Hardin County Climate

JanFebMarAprMayJunJulAugSepOctNovDec55.5°AVG °F

Avg Annual Temp

55.5°F

Annual Precip

51.5"

Annual Snowfall

2.4"

Extreme Heat Days

21

days >= 90°F/yr

Monthly Temperature

54.4°F avgJFMAMJJASOND

Precipitation Calendar

Dry
Wet= snowfall
3.7"
3.9"
4.8"
5.0"
5.6"
4.5"
4.9"
3.5"
3.5"
3.9"
3.6"
4.6"
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Growing Season & Gardening

USDA Hardiness Zone

7a

Minimum winter temperature range for plant survival

Growing Degree Days

3,868

Supports most vegetables & fruits

Last spring frost (32°F): 04/16
First fall frost (32°F): 10/25

Seasonal Overview

Comfort ZoneSpring45°65°15.3"Summer73°76°12.9"Fall45°68°11.1"Winter33°37°12.3"20°40°60°80°100°

National Comparison

Warmer than 54% of US counties
Wetter than 80% of US counties
More seasonal variation than 49% of US counties

7-Day Outlook

Forecast

Current Conditions

Air Quality

Safety

Weather Alerts

Climate Advisory: Hardin County

Climate Verdict

Hardin County has a mild, with an average annual temperature of 55.5°F, moderately wet with 51.5 inches of annual precipitation, occasional hot days — 21 per year above 90°F, light snow averaging 2.4 inches per year. This climate profile shapes everything from energy costs to outdoor recreation opportunities.

Seasonal Breakdown

Winters are cold, with January averaging 33.1°F. summers are warm — July averages 75.8°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

Hardin County closely matches the Kentucky statewide average temperature of 56.0°F.

Climate Profile

About Hardin County Weather

Temperate Climate with High Rainfall

Hardin County features an annual average temperature of 55.5°F, sitting right near the national median. However, its 51.5 inches of annual rain is far higher than what is typical for many U.S. counties.

Average Kentucky Weather in Every Way

Hardin County’s 55.5°F average temperature and 51.5 inches of rain are both very close to the state averages of 56.2°F and 50.6 inches. It serves as a near-perfect climate snapshot of the Bluegrass State.

Drier Winters Than Eastern Neighbors

Hardin County receives just 2.4 inches of snow annually, which is much lower than the 13.7 inches found in Greenup County. This makes it an ideal spot for those who prefer Kentucky's rain over its snow.

Warm Summers and Very Little Snow

Summers are warm but manageable, with 21 days reaching 90°F and a July average of 75.8°F. Winters are mild for the region, featuring only 2.4 inches of total snow and a January average of 33.1°F.

Focus on Rain Management

Because snowfall is minimal, residents should focus more on gutter maintenance to handle the 51.5 inches of rain. Light winter layers are usually enough for the mild cold season where temperatures often stay above freezing.

Frequently Asked Questions

What is the average temperature in Hardin County?
The average annual temperature in Hardin County, KY is 55.5°F, based on NOAA 30-year climate normals (1991-2020).
How much rain does Hardin County get?
Hardin County receives an average of 51.5 inches of precipitation per year, including both rain and meltwater from snow. This is based on NOAA 30-year climate normals.
Does it snow in Hardin County?
Yes, Hardin County receives an average of 2.4 inches of snowfall per year according to NOAA climate normals.
How hot does Hardin County get in summer?
The average summer temperature (June-August) in Hardin County is 74.4°F. The county experiences an average of 21 days per year above 90°F.
How cold are winters in Hardin County?
The average winter temperature (December-February) in Hardin County is 35.8°F. January, typically the coldest month, averages 33.1°F.

Track your own weather in Hardin County

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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.

By Evan Brooks, Data EditorUpdated Reviewed by Evan Brooks, Data Editor
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