What is the economic decision for installing solar in Orange County in 2018?

Orange County, California, registers more than 280 sunny days a year, so you probably want to know whether solar panels are worth it in the third-largest county in California. Specifically, you want to know how much electricity savings you will realize over time, so you can judge how quickly you can recoup the cost of installing a solar panel system. The shorter the payback period, the better and the higher return on investment (ROI).