Rain Sounds
#rainsounds
#sleepsounds
#relaxation
#meditation
#stressrelief
#ambiencesounds
#naturesounds
#whitenoise
#asmr
#studysounds
Bonus Hashtag:
Consider adding a location-specific hashtag depending on the type of rain sound in your video. For example, if it's a light sprinkle, you could use #springrain.