The month kicked off with triple-digit temperatures in many parts of the state, with millions of Californians under heat advisories through at least Thursday.

The season for pumpkin spice lattes is here. If you’re going to order one in California this week, you better get it iced, as the Golden State bakes in a heat wave. The hot weather comes as an area of high pressure over the eastern Pacific Ocean has nosed into California.

After a brief cooling period across Southern California, an “anomalous” heat wave is set to continue this week, carrying triple-digit temperatures for cities mostly in the Inland Empire.