Wondering, “When does Disney World decorate for Christmas?” Get ready for Disney World’s magical holiday transformation, starting right after Halloween! By early November, Christmas decor lights up all four parks, creating a winter wonderland of festive sights, sounds, and special events. Enjoy highlights like the Cinderella Castle dream lights and Mickey’s Very Merry Christmas Party. From November through December, Disney celebrates Christmas with unique experiences across Magic Kingdom, Epcot, Hollywood Studios, and Animal Kingdom, making this the most enchanting time to visit Walt Disney World.