This time around, the deal is available all day from Monday through Friday rather than only from 2 to 5 PM.
The deal is good on any McCafe drink (with the free one being of equal or lesser value), which includes espresso drinks, coffee, smoothies, frappes, and shakes.
McDonald's Southern California market includes Los Angeles, Orange, Riverside, San Bernardino, and Ventura counties. The offer is good through October 2, 2015.
