Historically, windows were single glazed, with a single pane of glass, but today, there are a number of options for window glazing. Double or triple glazed windows create more insulation, making a structure more energy efficient by reducing heat loss through the windows.
The highest monthly average temperature in Charlotte for August is 79 degrees. The lowest monthly average temperature in Charlotte for January is 44 degrees. The most monthly precipitation in Charlotte occurs in June with 4.9 inches. The air quality index in Charlotte is 15% better than the national average. The pollution index in Charlotte is 171% worse than the national average.
North Carolina's climate varies from the Atlantic coast in the east to the Appalachian Mountain range in the west. The mountains often act as a shield, blocking low temperatures and storms from the Midwest from entering the Piedmont of North Carolina.or most areas in the state, the temperatures in July during the daytime are around 90 Â°F (32 Â°C). In January the average temperatures range near 50 Â°F (10 Â°C).(however a polar vortex or cold blast can significantly bring down average temperatures, seen in Winter 2014 and Winter 2015.).