At Metacritic, which assigns a weighted average score out of 100 to reviews from mainstream critics, Dumb Luck received an average score of 60% based on 22 reviews, indicating "mixed or average reviews".[1]
Jimmy Newlin of Slant Magazine gave the album 2 stars out of 5 and called it "a work that is genuinely, though only sporadically, beautiful, but no less emotionally dull."[6] Jason Crock of Pitchfork gave the album a 6.8 out of 10 and commented that "While some of the album's songs are terrifically cloying, I can't call it a disappointment; it's more a case of diminishing returns."[4]