Average Weekly Hours of All Employees: Total Private in Illinois was 34.60000 Hours per Week in January of 2021, according to the United States Federal Reserve. Historically, Average Weekly Hours of All Employees: Total Private in Illinois reached a record high of 34.80000 in January of 2012 and a record low of 34.00000 in January of 2019. Trading Economics provides the current actual value, an historical data chart and related indicators for Average Weekly Hours of All Employees: Total Private in Illinois - last updated from the United States Federal Reserve on March of 2024.