Average Weekly Hours of Production Employees: Information in Illinois was 36.20000 Hours per Week in January of 2021, according to the United States Federal Reserve. Historically, Average Weekly Hours of Production Employees: Information in Illinois reached a record high of 39.50000 in January of 2001 and a record low of 33.90000 in January of 2012. Trading Economics provides the current actual value, an historical data chart and related indicators for Average Weekly Hours of Production Employees: Information in Illinois - last updated from the United States Federal Reserve on March of 2024.