The City With the Best Weather in the U.S. Isn’t Built for This Heat

“It never used to be like this,” the hairdresser said to me as I sat down in the chair.

It’s a common refrain from people who’ve been in San Diego for decades. It’s 93° outside—hot for the summer and extremely rare for October. While this particular establishment has air conditioning, that’s not the case everywhere. The hairdresser joked that maybe I wanted a buzzcut because of the heat.

You see signs of the heat everywhere. The virtually empty bars that…