That's pretty much normal pressure. It you had an idiot light instead of a gauge, you'd never see what the hot idle pressure is, since the light doesn't even begin to flicker until the pressure drops to 7 PSI or so. Getting obsessive about hot idle oil pressure has given a lot of people a case of the vapors for no good reason.
Jerry
Just wondered about the vapors, not being Southern enough, I guess
https://en.wikipedia.org/wiki/Clinical_depressionBut, no , you wouldn’t want to get them!