Ohio County Climate
Ohio County, Kentucky
Avg Annual Temp
56.5°F
Annual Precip
51.4"
Annual Snowfall
4.4"
Extreme Heat Days
42.9
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Seasonal Overview
National Comparison
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
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Data source: NOAA National Centers for Environmental Information (NCEI), U.S. Climate Normals 1991-2020.
Climate normals are 30-year averages of weather variables computed from 1991 to 2020. Station data is aggregated to county level using spatial averaging. Data is informational only — not a substitute for official National Weather Service forecasts or emergency weather warnings.