Clinton County Climate
Clinton County, Ohio
Avg Annual Temp
52.3°F
Annual Precip
42.8"
Annual Snowfall
22.8"
Extreme Heat Days
13.05
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Seasonal Overview
National Comparison
Climate Profile
About Clinton County Weather
Temperate and Consistently Moist
Clinton County’s 52.3°F average temperature sits right at the national median for temperate climates. It combines moderate heat with a significant 42.8 inches of annual precipitation.
Above Average State Warmth
At 52.3°F, Clinton is warmer than the state average of 51.5°F. It also receives about 1.6 inches more annual precipitation than the typical Ohio county.
Cooler Summers Than Butler
While Butler County swelters with 32 extreme heat days, Clinton enjoys a milder summer with only 13 days over 90°F. However, it sees much more snow than Butler, averaging 22.8 inches compared to Butler's 9.7.
Snowy Winters and Mild Summers
Winter brings 22.8 inches of snow and a January average of 28.7°F. Summers are pleasant with a July average of 73.4°F, though the humidity stays high with 42.8 inches of annual rain.
Prepare for Winter Snow
The nearly 23 inches of annual snow requires reliable snow tires or a sturdy shovel. Because extreme heat is less common here than in neighboring counties, focus your home upgrades on winter insulation.
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.