Monthly average temperature charts for the United States are displayed on Weather.com. The website offers two charts for each month, with one chart showing the average high temperature ranges across the United States, and the other showing the average low temperature ranges. The charts are color coded, with the colors ranging from deep purple for the coldest temperatures to light pink for the warmest temperatures.Continue Reading
Each color also has a number on it that indicates the temperature range each shade represents, reports Weather.com. A shade of deep purple indicates negative temperatures, a slightly lighter shade of purple indicates temperatures ranging from 0 to 9 degrees Fahrenheit and the lightest shade of purple indicates temperatures ranging from 10 to 19 F. A light blue shade indicates temperatures ranging from 20 to 29 F, a medium blue shade indicates temperatures ranging from 30 to 39 F and a deep blue shade indicates temperatures ranging from 40 to 49 F.
The gray shade on the temperature chart indicates temperatures between 50 and 59 degrees, states Weather.com. The yellow areas have temperatures between 60 and 69 F, the orange areas have temperatures between 70 and 79 F and the red-orange areas have temperatures between 80 and 89 F. The warmest temperatures are shown by a deep red shade, indicating temperatures between 90 and 99 F, and pink, indicating temperatures over 100 F.Learn more about United States