When Does Dunkin Pumpkin Come Out. Tomorrow is national pumpkin day, and dunkin’s fall menu is full of ways to. Starting on august 16th (more than a week ahead of rival starbucks' autumn menu rollout), dunkin' is bringing back two iconic, autumnal beverage options, along with several.

The new dunkin’ spiked pumpkin spice iced latte is the brand’s first ever limited seasonal offering, joining the existing line of spiked iced coffees released in. Dunkin’ will bring back its pumpkin coffees and treats on aug.