Average Weekly Hours of Production Employees: Manufacturing in California was 41.40000 Hours per Week in January of 2021, according to the United States Federal Reserve. Historically, Average Weekly Hours of Production Employees: Manufacturing in California reached a record high of 41.40000 in January of 2014 and a record low of 39.30000 in January of 2009. Trading Economics provides the current actual value, an historical data chart and related indicators for Average Weekly Hours of Production Employees: Manufacturing in California - last updated from the United States Federal Reserve on March of 2024.