Hillsboro is a city of approximately 6,600 people in Ohio, United States. Located in the Eastern Time Zone at 39.2°N latitude.
Hillsboro has a humid continental climate. Average annual temperature is 53°F, with January lows around 21°F and July highs near 84°F. The city averages 42 inches of precipitation per year. The wettest month is typically June; the driest is February.