The period from June 2011 to May 2012 was the warmest 12-months since records began (in 1895) in the continental United States. It was also the warmest spring by a large margin.
Jason Samenow, Washington Post
Thu, 06/07/2012 - 8:18am
The period from June 2011 to May 2012 was the warmest 12-months since records began (in 1895) in the continental United States. It was also the warmest spring by a large margin.