A key measure of consumers' attitudes was lower so far this month, as high-income consumers digested Britain's surprise vote to leave the European Union.
The Index of Consumer Sentiment hit 89.5 in July's preliminary reading, the University of Michigan said Friday.
Economists expected the preliminary July consumer sentiment index to hit 93, down slightly from 93.5 in June's final reading, according to a Thomson Reuters consensus estimate.
"Prior to the Brexit vote, virtually no consumer thought the issue would have the slightest impact on the U.S. economy," said Richard Curtin, the survey's chief economist. "Following the Brexit vote, it was mentioned by record numbers of consumers, especially high-income consumers."