|Introduced in||"Another Way"|
|Voiced by||Melissa Villasenor|
Finn refers to rainy as a small hairy man's wife.Rainy is about half as tall as Finn, making her the same size as Pan. Also like Pan, she has fur covering all of her body but her ears, face, and limbs. Rainy also has pig-like ears. Her fur is dark-brown and her skin is light pink. Her hair is in a side pony-tail.