I think the earth has shifted, so Northern states are getting the Texas weather, while TX and Southern states are getting Mexico weather.

So Mexico and south of the border has always been extremely hot. What if the Earth weather patterns have shifted North. So the weather that would be over Texas in now in Northern states.

Here is and article with some NOA data showing avg temps

http://arstechnica.com/science/2012/08/for-the-us-july-was-the-warmest-month-weve-ever-seen/