This shows his weakness more than anything. With this economy and no major foreign policy disasters, any other president would be at 55% approval right now. Trump can't even get to majority approval and trails Biden by 4-9 points in most polls. He's not in good place at all.
As for impeachment, a solid majority of Americans now believe Trump abused his power, and a smaller majority favor removing him from office. Even if Trump isn't removed by the Senate, impeachment has more than served its purpose. All in all, it was a smart move.
4 Reasons Impeachment Was Worth It