Question 1: The weather can affect our mood. It is not a cliché. It is not the same to face a sunny and bright day than a gray and rainy day. And the thing is that the climate can have a lot to do with the body, since both the temperature and the humidity in the environment have a significant influence on our mood.
Question 2: Climate factors are agents such as latitude, prevailing winds, sea currents, distance from the sea, altitude and relief, which modify, accentuate or limit the elements of the climate and give rise to the different types of climates.