How does research on attributional processes to explain the link between hot weather and aggression?

During a study in the U.S., it was noted that people are more violent during summer months and December. It is also disclosed that climate change could lead to more violence, as an example, during El Niño, civil conflict increases. The reason is that anger increases the body temperature by increasing blood pressure and altering the distribution of blood in our body. Higher temperature means an increase in aggression and the heat triggers the feelings of anger.  

The answer is overmatching