While not anything record breaking, this was definitely a decent heat wave. If not for the two 89'd days, this period would have tied the longest 90+ streak on record. Additionally, the heat indices were only around/above 100 in the area for about 3-4 days during this period.
ORD high and low temps from June 29-July 9th...
93/91/89/91/91/89/94/95/96/93/93
72/73/71/69/69/71/71/75/73/74/73