This may sound strange.. but you might look up some ASMR videos on you tube... for sleep/relaxation
Or there are many sleep & relaxation videos of waves, streams, rain, thunder, forest sounds , birds , chimes.... whatever helps best for you..
YouTube
YouTube

Some websites have sleep & relaxation sounds that you can customize.
sleep & relaxation sounds - Google Search

Low barometric pressure when the weather changes affects my sleep , and now it seems a full moon does the same.. moon affects tides, and our body is a large % of water.. so maybe...