Was 2012 the ‘Hottest’ In U.S.?! Meteorologist Ryan Maue: ‘July 22, 2012 20:00 UTC Lower-48 spatially averaged temps was 90.9°F — warmest of 2012 … still almost 5°F behind July 16, 2006’
Read the Full Article 
'Hottest hour/day in last 34-years for Lower-48 (spatially avg'd CONUS) was > 95°F. Map July 16, 2006
'July 22, 2012 90.9°F hottest day of year for Lower-48 ranks behind '10, '06, '05, '03, '02, '97-'99, '95, '88-'89, '85 & 1980. Ho-hum'
By: Marc Morano - Climate DepotJanuary 10, 2013 9:17 AM