Jake Luten had the next-lowest completion percentage at 54.6 percent, and if you have no idea who that is, he was a rookie 6th-round pick who started three games in November for the Jaguars.
A lot of quarterbacks who relied heavily on their running ability in college struggle with their accuracy early in their NFL careers as they begin to acclimate to the pro passing game.
All those young receivers Hurts was out there with in 2020 are now a year older and have some experience and now add a potential star in DeVonta Smith into the mix and some of those drops and incompletions should turn into completions and even big plays.
Not many young rookie QBs getting their first NFL playing time would be able to function at a high level when opposing defenses know they’re throwing every down.
Offensive line: You’re a rookie getting your first significant NFL playing time and your offensive line includes overmatched Brett Toth, struggling Matt Pryor, promising but inexperienced Jack Driscoll and Nate Herbig and an aging Jason Peters playing what may be his final NFL game.
That explains why although he was last in the NFL in completion percentage, he was actually a respectable 25th out of 44 in yards per attempt at 7.2 – right at the NFL average.