>>27975320Maybe. Rayquaza seems reptilian, and reptiles generally don't have body temperatures too far off of their environment. In the ozone layer, the temperature only gets up to about -3C (26F).
That said, if Fug keeps towards the ground, it might be nice and cozy in there, aside from the lack of air, the smell, and the possibility that his body just crushes you. Probably similar for other snek waifus.
Also, I now have "internal body temperatures of reptiles" in my search history.