The southeastern US had an unprecedented heatwave during September/October 1925 – peaking on September 7
States over 100 degrees on September 7, 1925
Tennessee 112 Mississippi 110 Arkansas 109 Kentucky 108 Louisiana 108 South Carolina 108 Texas 108 Missouri 107 Alabama 106 Illinois 106 Oklahoma 106 Arizona 105 Georgia 105 Kansas 105 North Carolina 105 Indiana 103 New Mexico 101 California 100