On October 21, 1953 there were seven states over 90F and thirty-two states over 80F.
Texas 93, Indiana 91, Louisiana 91, Mississippi 91, Alabama 90, Illinois 90, Tennessee 90
Arkansas 89, Georgia 89, Kentucky 89, Missouri 88, South Carolina 88, Florida 87, Ohio 87, Oklahoma 87, Iowa 86, Michigan 86, North Carolina 86, Virginia 86, California 85, New Mexico 85, Wisconsin 85, West Virginia 84, Arizona 83, Kansas 83, Maryland 82, Minnesota 82, Nebraska 82, New York 81, Pennsylvania 81, North Dakota 80, South Dakota 80