Listen to Soothing Rain Therapy for Insomnia: Overcome Sleeplessness with Gentle Rain Sounds online. Soothing Rain Therapy for Insomnia: Overcome Sleeplessness with Gentle Rain Sounds is an Instrumental language song and is sung by Celia Callahan. Soothing Rain Therapy for Insomnia: Overcome Sleeplessness with Gentle Rain Sounds, from the album Gentle Glimmer - Soft Music for Sleep and Slumber: ASMR Nature Rain, was released in the year 2024. The duration of the song is 2:02. Download Instrumental songs online from JioSaavn.