So Far, 2012 Hottest Year On Record For Philadephia, 100 Other Towns & Cities
2012 is on pace to be the warmest on record in more than 100 U.S. towns and cities, including Philadelphia, and for the continental United States as a whole, according to the National Oceanic and Atmospheric Administration.
Philadelphia has certainly seen some extremes in recent years. 2011 was Philadelphia's wettest year on record, with precipitation equalling 64.33 inches of water. The winter of 2009-10 had the most snow ever, 78.7 inches.
For the first nine months of 2012, Philadelphia's average temperature was 62.2 degrees, 3.5 degrees above the average during the two decades from 1981 to 2010. The city's record covers the last 65 years.
Also falling into the warmest-ever category were Allentown, Harrisburg, Scranton, Williamsport and Pittsburgh in Pennsylvania, Atlantic City in New Jersey, and Wilmington in Delaware. The data was also calculated by state. Over the last 118 years in Pennsylvania, this year's January-to-September period was the second warmest, behind only 1921.
EDIT
http://articles.philly.com/2012-10-13/news/34413665_1_warmest-extreme-weather-hottest-year