Fireworks became legal to shoot off in Denver on Sunday. Citizens can use fireworks between the hours of noon and 10pm Sunday through Thursday and from noon to 11pm Friday and Saturday. On July 3rd and 4th the hours will be extended to the weekend hours. Fireworks will remain legal until July 8th. The city of Denver asks residents to be respectful of the hours of use and to remember that those who shoot off fireworks are responsible for any damage and debris.