Listen to Rain in the Rockies: Sleep & Focus online. Rain in the Rockies: Sleep & Focus is an Instrumental language song and is sung by Jefferson Hamilton. Rain in the Rockies: Sleep & Focus, from the album Soft Rain Among the Birch Trees in the Forest for Deep Relaxation and Peaceful Sleep, was released in the year 2024. The duration of the song is 2:04. Download Instrumental songs online from JioSaavn.