To identify the hottest cities in America, 24/7 Wall St. reviewed the average number of days each year that temperatures of 90°F or higher are recorded in 254 U.S. cities. Figures came from NOAA's “Comparative Climatic Data For the United States Through 2015. read more
Normal daily temperature means, maximums and minimums for the hottest major cities in United States during the summer months of June, July and August. read more
Cities in the United States of America with the highest temperatures and hottest climates. read more