ORD and MDW ended up with 6 90°+ days during this heat wave, all consecutive.
...ORD...
July 13th: 93°/69°
July 14th: 96°/74°
July 15th: 95°/76°
July 16th: 91°/75°
July 17th: 92°/75°
July 18th: 91°/70°
...MDW...
July 13th: 92°/69°
July 14th: 96°/73°
July 15th: 95°/76°
July 16th: 91°/78°
July 17th: 94°/77°
July 18th: 91°/71°