Summer in Ann Arbor is the 4th coldest on record - AnnArbor.com

"Just how cool has it been? We're at the tail end of the fourth coldest summer recorded in Ann Arbor since 1880, University of Michigan meteorologist Dennis Kahlbaum said. The average temperature for June was down 0.8 degrees; average temps were down 4.6 degrees in July, according to National Weather Service data."