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Ohio County Climate

JanFebMarAprMayJunJulAugSepOctNovDec56.5°AVG °F

Avg Annual Temp

56.5°F

Annual Precip

51.4"

Annual Snowfall

4.4"

Extreme Heat Days

43

days >= 90°F/yr

Monthly Temperature

54.4°F avgJFMAMJJASOND

Precipitation Calendar

Dry
Wet= snowfall
3.6"
4.0"
4.6"
5.0"
5.3"
4.5"
4.6"
3.7"
3.7"
4.2"
3.8"
4.4"
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

4,132

Excellent for heat-loving crops

Last spring frost (32°F): 04/15
First fall frost (32°F): 10/22

Seasonal Overview

Comfort ZoneSpring46°66°15.0"Summer74°77°12.8"Fall46°69°11.6"Winter34°38°12.0"20°40°60°80°100°

National Comparison

Warmer than 58% of US counties
Wetter than 80% of US counties
More seasonal variation than 53% of US counties

7-Day Outlook

Forecast

Current Conditions

Air Quality

Safety

Weather Alerts

Climate Advisory: Ohio County

Climate Verdict

Ohio County has a mild, with an average annual temperature of 56.5°F, moderately wet with 51.4 inches of annual precipitation, occasional hot days — 42.9 per year above 90°F, light snow averaging 4.4 inches per year. This climate profile shapes everything from energy costs to outdoor recreation opportunities.

Seasonal Breakdown

Winters are cold, with January averaging 33.8°F. summers are warm — July averages 77.4°F. The 44°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

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

Climate Profile

About Ohio County Weather

Warmer and Wetter than the National Median

Ohio County averages 56.5°F annually, placing it above the national median for temperate climates. Its 51.4 inches of annual precipitation also exceeds the national average for humid regions.

Slightly Warmer than the Kentucky Average

The county's 56.5°F annual temperature sits just above the Kentucky state average of 56.2°F. It ranks as one of the warmer counties in the state's western coalfield region.

A Wetter Neighbor in Western Kentucky

With 51.4 inches of rain, Ohio County is wetter than the state average of 50.6 inches. It experiences significantly more extreme heat days than eastern neighbors like Powell County.

Hot Summers with Minimal Snowfall

Residents endure 43 extreme heat days above 90°F annually, primarily during the 77.4°F July peak. Winters are mild with only 4.4 inches of snow and a 33.8°F January average.

Prioritize Cooling and Storm Prep

Efficient HVAC systems are vital to handle the six weeks of extreme summer heat. Residents should also ensure proper drainage systems to manage the heavy 51-inch annual rainfall.

Frequently Asked Questions

What is the average temperature in Ohio County?
The average annual temperature in Ohio County, KY is 56.5°F, based on NOAA 30-year climate normals (1991-2020).
How much rain does Ohio County get?
Ohio County receives an average of 51.4 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 Ohio County?
Yes, Ohio County receives an average of 4.4 inches of snowfall per year according to NOAA climate normals.
How hot does Ohio County get in summer?
The average summer temperature (June-August) in Ohio County is 75.7°F. The county experiences an average of 43 days per year above 90°F.
How cold are winters in Ohio County?
The average winter temperature (December-February) in Ohio County is 36.3°F. January, typically the coldest month, averages 33.8°F.

Track your own weather in Ohio 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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