David Letterman California Dreaming ... North Pole on His Face

11/16/2015 6:09 AM PST

David Letterman Looking Like Santa, Wearing California Hat

David Letterman's face says he's ready for Christmas, but his head's still dreaming of warmer days.

Yes, Dave had his retirement beard -- aka 'the full Santa Claus' -- as he arrived at his NYC apartment on Sunday. He was also sporting a knitted cap of the California state flag.

Golden bears and silver beards ... it works on him.