weatherbycounty

Lewis County Climate

JanFebMarAprMayJunJulAugSepOctNovDec53.3°AVG °F

Avg Annual Temp

53.3°F

Annual Precip

47.9"

Annual Snowfall

13.0"

Extreme Heat Days

21

days >= 90°F/yr

Monthly Temperature

54.4°F avgJFMAMJJASOND

Precipitation Calendar

Dry
Wet= snowfall
3.3"
3.3"
4.5"
4.4"
5.0"
4.6"
5.3"
4.3"
3.4"
2.9"
3.0"
3.9"
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

Seasonal Overview

Comfort ZoneSpring42°62°13.9"Summer70°74°14.2"Fall43°66°9.3"Winter32°36°10.5"20°40°60°80°100°

National Comparison

Warmer than 45% of US counties
Wetter than 69% of US counties
More seasonal variation than 47% of US counties

7-Day Outlook

Forecast

Current Conditions

Air Quality

Safety

Weather Alerts

Climate Advisory: Lewis County

Climate Verdict

Lewis County has a mild, with an average annual temperature of 53.3°F, moderately wet with 47.9 inches of annual precipitation, occasional hot days — 20.900000000000002 per year above 90°F, light snow averaging 13.0 inches per year. This climate profile shapes everything from energy costs to outdoor recreation opportunities.

Seasonal Breakdown

Winters are cold, with January averaging 31.6°F. summers are warm — July averages 73.9°F. The 42°F seasonal variation provides noticeable but manageable change.

Outdoor & Gardening Guidance

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

Regional Context

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

Frequently Asked Questions

What is the average temperature in Lewis County?
The average annual temperature in Lewis County, KY is 53.3°F, based on NOAA 30-year climate normals (1991-2020).
How much rain does Lewis County get?
Lewis County receives an average of 47.9 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 Lewis County?
Yes, Lewis County receives an average of 13.0 inches of snowfall per year according to NOAA climate normals.
How hot does Lewis County get in summer?
The average summer temperature (June-August) in Lewis County is 72.1°F. The county experiences an average of 21 days per year above 90°F.
How cold are winters in Lewis County?
The average winter temperature (December-February) in Lewis County is 34.0°F. January, typically the coldest month, averages 31.6°F.

Track your own weather in Lewis 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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