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Boyd County Climate

JanFebMarAprMayJunJulAugSepOctNovDec53.8°AVG °F

Avg Annual Temp

53.8°F

Annual Precip

46.7"

Annual Snowfall

Extreme Heat Days

35

days >= 90°F/yr

Monthly Temperature

54.4°F avgJFMAMJJASOND

Precipitation Calendar

Dry
Wet
3.5"
3.7"
4.4"
3.9"
4.8"
4.5"
4.6"
3.9"
3.3"
3.0"
3.0"
4.2"
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

3,564

Supports most vegetables & fruits

Last spring frost (32°F): 04/22
First fall frost (32°F): 10/23

Seasonal Overview

Comfort ZoneSpring43°63°13.1"Summer72°75°12.9"Fall43°67°9.3"Winter31°36°11.4"20°40°60°80°100°

National Comparison

Warmer than 47% of US counties
Wetter than 64% of US counties
More seasonal variation than 54% of US counties

7-Day Outlook

Forecast

Current Conditions

Air Quality

Safety

Weather Alerts

Climate Advisory: Boyd County

Climate Verdict

Boyd County has a mild, with an average annual temperature of 53.8°F, moderately wet with 46.7 inches of annual precipitation, occasional hot days — 34.7 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 31.2°F. summers are warm — July averages 75.0°F. The 44°F seasonal variation provides noticeable but manageable change.

Outdoor & Gardening Guidance

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

Regional Context

Boyd County closely matches the Kentucky statewide average temperature of 56.0°F, it is somewhat drier than average for Kentucky.

Climate Profile

About Boyd County Weather

Cooler and Moderate Precipitation

Boyd County is cooler than the national median with an annual average temperature of 53.8°F. Its 46.7 inches of precipitation provides plenty of moisture without the extreme totals of the deep South.

Cooler Than the State Average

Boyd is significantly cooler than the Kentucky average of 56.2°F, representing the state's cooler northeastern flank. It also sees less precipitation than the state average, recording 46.7 inches.

Chilly Winters but Hot Summer Days

Boyd is cooler than Boyle County, with a winter average of 33.7°F compared to Boyle's 35.5°F. However, it sees more extreme heat, logging 35 days above 90°F compared to Boyle's 26.

A Wide Temperature Range Yearly

Summers bring 35 days of 90°F weather, though the seasonal average remains a comfortable 73.4°F. Winters are chilly, averaging 33.7°F, making it one of the cooler regions in the state.

Prepare for Seasonal Temperature Swings

A versatile wardrobe is necessary here to handle 35 extreme heat days and chilly 31.2°F Januarys. The 46.7 inches of rain is manageable, but reliable sump pumps are still recommended for local homes.

Frequently Asked Questions

What is the average temperature in Boyd County?
The average annual temperature in Boyd County, KY is 53.8°F, based on NOAA 30-year climate normals (1991-2020).
How much rain does Boyd County get?
Boyd County receives an average of 46.7 inches of precipitation per year, including both rain and meltwater from snow. This is based on NOAA 30-year climate normals.
How hot does Boyd County get in summer?
The average summer temperature (June-August) in Boyd County is 73.4°F. The county experiences an average of 35 days per year above 90°F.
How cold are winters in Boyd County?
The average winter temperature (December-February) in Boyd County is 33.7°F. January, typically the coldest month, averages 31.2°F.

Track your own weather in Boyd 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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