Listen to Best Rain Sounds for Falling Asleep Fast: Optimize Sleep with Soothing Rain Noises online. Best Rain Sounds for Falling Asleep Fast: Optimize Sleep with Soothing Rain Noises is an Instrumental language song and is sung by Celia Callahan. Best Rain Sounds for Falling Asleep Fast: Optimize Sleep with Soothing Rain Noises, from the album Mellow Mood - Relaxing Music for Stress Relief: ASMR Nature Rain, was released in the year 2024. The duration of the song is 2:07. Download Instrumental songs online from JioSaavn.