for reference, he was at, what, 38% when he was elected?
It is at least 10 more points ahead of that polls with Trump are NEVER accurate supporters lie to pollsters why bother being hassled not worth it!!
Nov 1st thru 6th, 2016.... Trump approval 34%(Gallup)
Nov 9th thru 13th, 2016... Trump approval 42%
https://news.gallup.com/poll/197576/trump-favorability-trails-presidents-elect.aspx