Persephone forced to marry Hades. Then, unwillingly Taken to underworld by Hades,.
Persephone now queen of underworld,
Persephone's mom the goddess of nature is sad, and refuses to make good weather.
Zeus also upset about Persephone.
Zeus makes a rule where Persephone stays with family for six months, then with Hades for six months.
Persephone and mom reunite in Spring and Summer. Persephone mom happy in Spring and Summer so that means there will be good weather She is sad in Fall and Winter so she refuses to make good weather. This is why we have seasons.