StateAverage monthly electricity billAnnual Electricity PricesCalifornia$ 170$ 2,040Colorado$ 105$ 1,260Is sunlight worth in California Yes, Sunlight in California Worth It Gaba ubi Look at how many homes in California have solar panels! But judge for yourself. Solar energy provides low carbon footprint, clean, efficient energy that can support electricity even when the grid fails, providing savings for any budget.