By Alvin Alexander. Last updated: June 4, 2016
This map shows the ground temperatures in the United States on September 30, 2104. The temperatures range from 113 degrees F (yellow) to “freezing,” which is shown in white.
This map shows the ground temperatures in the United States on September 30, 2104. The temperatures range from 113 degrees F (yellow) to “freezing,” which is shown in white.