Average Weekly Hours of All Employees: Manufacturing in Oklahoma was 40.90000 Hours per Week in January of 2021, according to the United States Federal Reserve. Historically, Average Weekly Hours of All Employees: Manufacturing in Oklahoma reached a record high of 43.10000 in January of 2019 and a record low of 39.70000 in January of 2015. Trading Economics provides the current actual value, an historical data chart and related indicators for Average Weekly Hours of All Employees: Manufacturing in Oklahoma - last updated from the United States Federal Reserve on March of 2024.