There is a whole genre of that, it's called ASMR.
No Mutants Allowed
Walpknut
Another-NCR-Ranger
I like listening to the sound of wind blowing through a forest, If that's the kind of thing you mean.
Prone Squanderer
Yeah I do mean that kind of thing, not the whispering type stuff.
Walpknut
ASMR isn't just whispering... what you are describing is ASMR.
Kadscaner
Yeah it's cool. To help me sleep I used to throw on Mojave desert ambiance and then the New Vegas soundtrack.