The city of Lancaster, California set an all-time record of 115 degrees, breaking the previous record by 5 degrees.
A guy named Jon Rice from heatrunning.com tried to set a record by running a mile in Death Valley wearing a Darth Vader costume. It's an annual event and here's the 2011 video...
He runs on the painted highway line. Otherwise his shoes could melt on the asphalt!
The 2013 Darth Valley video is out. Still waiting to see if it's declared an official record.