Average Weekly Hours of Production Employees: Manufacturing in Montana was 38.40000 Hours per Week in March of 2022, according to the United States Federal Reserve. Historically, Average Weekly Hours of Production Employees: Manufacturing in Montana reached a record high of 41.70000 in October of 2005 and a record low of 33.50000 in March of 2020. Trading Economics provides the current actual value, an historical data chart and related indicators for Average Weekly Hours of Production Employees: Manufacturing in Montana - last updated from the United States Federal Reserve on April of 2024.