These days, there are many extreme climate changes because of global warming. For example, Korea's temperature right now is missing autumn and spring. These extreme temperatures manipulate people’s mental conditions. Not just like making people a little bit angrier in summer times. Rather, the manipulation is very severe even relating to crimes or PTSD (post-traumatic stress disorder) which needs special care from professional institutions. Work efficiency is one of the big problems as well caused by the different climates around the world. Some high temperature countries even have nap times called siesta to avoid the danger of hot weather. Like this our everyday lives are being affected by the climate more than people think they are, and in this article, we found some of the mental and human responses affected by the climate and weather.