He says: no me hables más de mal tiempo, chico: meaning he doesn’t want to be told any more about bad weather. Also, he wishes he was in Argentina, where it is hot, because it is cold where he lives.
I'm assuming you want to know if they're worded correctly, so: 1. Correct 2. Correct 3. Mi animal favorito de (la) granja es la vaca porque me encanta la leche. 4. Correct