https://projects.fivethirtyeight.com/trump-approval-ratings/?ex_cid=rrpromoThe 538 has Trump at 37% approval now, with the latest poll showing 35%.
My theory is that his rockbed supporters only listen to each other, and that as some of them defect they will convince others. My target approval for rock bottom is 26%, which is the percentage of Americans who believe the sun orbits the earth.