Why the Detroit Auto Show is happening in January again

For years in the American auto industry, the beginning of the year meant one big thing: It’s time for the Detroit Auto Show. It’s a chance for automakers to show off new models or features and for car lovers to gawk at the fanciest, fastest cars out there.

For the past few years, the annual gathering of opulent automaker displays and tire-kickers was held during warmer months. But many Michiganders didn’t go for it, which may seem surprising.

“Detroiters love their cars,” said Shannon Cason...