Average Weekly Hours of All Employees: Manufacturing in North Dakota was 39.90000 Hours per Week in March of 2022, according to the United States Federal Reserve. Historically, Average Weekly Hours of All Employees: Manufacturing in North Dakota reached a record high of 43.10000 in August of 2013 and a record low of 35.00000 in March of 2009. Trading Economics provides the current actual value, an historical data chart and related indicators for Average Weekly Hours of All Employees: Manufacturing in North Dakota - last updated from the United States Federal Reserve on April of 2024.