Listen to Calming Rain Sound for Baby Sleep, Nature Sounds for Relaxation online. Calming Rain Sound for Baby Sleep, Nature Sounds for Relaxation is an Unknown language song and is sung by Sleepy Baby Princess Music Academy. Calming Rain Sound for Baby Sleep, Nature Sounds for Relaxation, from the album Music to Calm Toddler, Relax and Take a Deep Breath - Baby Music Calming Nature Sounds for Newborn Sleep, Baby Sleep, was released in the year 2015. The duration of the song is 3:44. Download Unknown songs online from JioSaavn.