All Events at Disney California Adventure or Disneyland Park in Disneyland during May and December of 2021
May 2021 | ||
| April 30 | Disneyland Park : Disneyland Resort | Disneyland Park Reopening |
| April 30 | Disney California Adventure : Disneyland Resort | Disney California Adventure Reopening |
December 2021 | ||
| Nov. 11 - Dec. 9 | Disneyland Park : Disneyland Resort | 2021 Disney Merriest Nites |
| Nov. 14, 2021 - Jan. 9, 2022 | Disney California Adventure : Disneyland Resort | 2021 Disney Festival of Holidays at Disney California Adventure |
