All Events, Closures and Refurbishments at Disney California Adventure or Downtown Disney in Disneyland during December of 2015, 2016, 2020, 2021 and 2024

December 2015

January 2015 - N/AHollywood Land : Disney California AdventureMuppet*Vision 3D closed indefinitely. The theater has been renamed the Sunset Showcase. From July 1- August 14 the theater will host a preview of Pete's Dragon.
Early 2015 - Mar. 07Cars Land : Disney California AdventureLuigi's Flying Tires Will be replaced by Luigi's Rollickin' Roadsters. Scheduled to open 3/7/16.
Feb. 15 - Mar. 15Grizzly Peak : Disney California AdventureGrizzly River Run Closed for refurbishment.

December 2016

Nov. 10 - Jan. 08Disney California Adventure : Disneyland ResortFestival of Holidays Celebrate holidays around the world from November 10, 2017-January 7, 2018. Daily activities around Disney California Adventure include festival themed food and beverage booths, performances by guest musical groups, and the returning Viva Navidad! celebration.
Nov. 10 - Jan. 08Pixar Pier : Disney California AdventureWorld of Color - Season of Light This new World of Color show celebrates the season with holiday music and memorable moments from Disney animated movies.

December 2020

May. 30 - No details availableDowntown Disney : Downtown DisneyDowntown Disney West End Closures The following Downtown Disney locations closed in preparation for the construction of a proposed new hotel which has since been canceled. No details on what might be going into the now available retail spaces.
 
AMC Theaters
ESPN Zone
Rainforest Cafe

December 2021

Nov. 14, 2021 - Jan. 9, 2022Disney California Adventure : Disneyland Resort2021 Disney Festival of Holidays at Disney California Adventure

December 2024

March 4th - TBADisney California Adventure : Disneyland ResortRedwood Creek Challenge Trail The Redwood Creek Challenge Trail will close for refurbishment on March 4th, 2024. A reopening date has not been released, yet.
2024-02-17 - 2025-01-01Disney California Adventure : Disneyland Resort2024 Disney Festival of the Holidays at Disney California Adventure Park