If you live in Georgia, you know that the summers are humid, and it's entirely possible that it will be 80 degrees on Saturday and snowing on Monday. While we don't experience extremely harsh winters, our temperatures can range greatly, with the average summer day being around 90 degrees and the average winter day being between 34 and 58 degrees. With temperatures varying as they do, we find that energy-efficient windows are great at regulating the temperature in your home and saving you money. Check out 6 reasons you need energy-efficient windows.