Nice depiction comparing 1930s heat vs 2015.
During the 1930’s two-thirds of the US would reach 100 degrees every summer. In recent years, that number has been closer to one third.
The animation below shows how much more widespread hot weather used to be in the US.
The EPA knows that the US used to be much hotter, but that doesn’t stop them from trying to implement their climate scam to wreck the US energy supply.