The truth about globull warming and record temperatures:
Indianapolis 500 records
Highest Race Temperatures
Races with air temperatures equaling or surpassing 90°F (32°C)
Year Degrees Race Winner Notes
°F °C
1937 92° 33° United States Wilbur Shaw
1919 91° 33° United States Howdy Wilcox
1953 91° 33° United States Bill Vukovich
With anecdotal, “unofficial” testimony placing air temperature at the track during the race near or surpassing 100°F / 38°C, potentially the hottest race in history, with at least one fatality, United States Carl Scarborough, due to heat exhaustion
1977 90° 32° United States A.J. Foyt
1978 90° 32° United States Al Unser
Note 96°F / 35°C, claimed for the start of the 2010 race, but subsequent data reviews indicate an inaccurate reporting
Coldest Temperature at Start of Race:
51°F / 11°C, 1992
References
^ National Weather Service archives for Indianapolis, up to 26 May 2012.