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Boone County Climate

JanFebMarAprMayJunJulAugSepOctNovDec54.7°AVG °F

Avg Annual Temp

54.7°F

Annual Precip

45.3"

Annual Snowfall

23.3"

Extreme Heat Days

22

days >= 90°F/yr

Monthly Temperature

54.4°F avgJFMAMJJASOND

Precipitation Calendar

Dry
Wet= snowfall
3.3"
3.2"
4.2"
4.5"
4.7"
4.8"
3.8"
3.4"
3.1"
3.4"
3.2"
3.7"
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Growing Season & Gardening

USDA Hardiness Zone

6b

Minimum winter temperature range for plant survival

Growing Degree Days

3,814

Supports most vegetables & fruits

Last spring frost (32°F): 04/18
First fall frost (32°F): 10/25

Seasonal Overview

Comfort ZoneSpring44°64°13.4"Summer72°76°12.0"Fall44°68°9.7"Winter31°36°10.2"20°40°60°80°100°

National Comparison

Warmer than 50% of US counties
Wetter than 59% of US counties
More seasonal variation than 57% of US counties

7-Day Outlook

Forecast

Current Conditions

Air Quality

Safety

Weather Alerts

Climate Advisory: Boone County

Climate Verdict

Boone County has a mild, with an average annual temperature of 54.7°F, moderately wet with 45.3 inches of annual precipitation, occasional hot days — 22.1 per year above 90°F, moderate snowfall of 23.3 inches annually. This climate profile shapes everything from energy costs to outdoor recreation opportunities.

Seasonal Breakdown

Winters are cold, with January averaging 31.4°F. summers are warm — July averages 75.9°F. The 45°F seasonal variation provides noticeable but manageable change.

Outdoor & Gardening Guidance

Growing season and gardening data is currently limited for Boone County. Check the USDA Plant Hardiness Zone Map and local extension office for specific guidance.

Regional Context

Boone County closely matches the Kentucky statewide average temperature of 56.0°F, it is also noticeably drier, receiving 5.1 inches less precipitation than the state average.

Climate Profile

About Boone County Weather

Cooler Temperatures and High Snowfall

Boone County sits on the northern edge of the state, with a 54.7°F average temperature that is cooler than the national median. Its 23.3 inches of snow makes it much whiter than the typical southern county.

One of Kentucky's Coolest Spots

Boone is one of Kentucky's coolest areas, trailing the state average of 56.2°F. It is also drier than most of the state, receiving 45.3 inches of precipitation against a 50.6-inch average.

Snowier Than Central Kentucky Peers

Boone is significantly snowier than central neighbors, recording 23.3 inches of snow while counties like Barren see less than 6. It also experiences fewer extreme heat days than the state's southern tier.

Brisk Winters and Manageable Summers

Winters are brisk with a 33.9°F average and over 23 inches of snow. Summers are manageable, featuring only 22 days above 90°F and a July average of 75.9°F.

Shovels and Pipe Insulation Needed

Homeowners need heavy-duty snow shovels and well-insulated pipes to handle the 23.3 inches of annual snow. The relatively low precipitation of 45.3 inches means gardens may require supplemental watering in July.

Frequently Asked Questions

What is the average temperature in Boone County?
The average annual temperature in Boone County, KY is 54.7°F, based on NOAA 30-year climate normals (1991-2020).
How much rain does Boone County get?
Boone County receives an average of 45.3 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 Boone County?
Yes, Boone County receives an average of 23.3 inches of snowfall per year according to NOAA climate normals.
How hot does Boone County get in summer?
The average summer temperature (June-August) in Boone County is 74.4°F. The county experiences an average of 22 days per year above 90°F.
How cold are winters in Boone County?
The average winter temperature (December-February) in Boone County is 33.9°F. January, typically the coldest month, averages 31.4°F.

Track your own weather in Boone 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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