Residential Solar Energy: Sunlight Hours, Light Reflection, and Sun Angles (Part 6)
Throughout most of the United States, the average homeowner can expect 4 or 5 sun-hours per day. This is true even in rainy Seattle and most of Alaska. Each of these locations still receive about 3 or 4 sun-hours per day. This means, of course that more panels are needed to cover consumption but solar generated electricity is still possible.