Average Weekly Hours of All Employees: Construction in California was 37.00000 Hours per Week in March of 2022, according to the United States Federal Reserve. Historically, Average Weekly Hours of All Employees: Construction in California reached a record high of 38.10000 in August of 2017 and a record low of 33.10000 in January of 2008. Trading Economics provides the current actual value, an historical data chart and related indicators for Average Weekly Hours of All Employees: Construction in California - last updated from the United States Federal Reserve on March of 2024.