Athletics director Dan Guerrero said in a statement Thursday that the decision was made based upon information from local air-quality officials and Pasadena city fire and health authorities.
Guerrero says there were also consultations with the university's own medical staff.
The Rose Bowl is less than 10 miles south of Angeles National Forest.
A university statement also quotes an air pollution official as saying that weather conditions are expected to improve on Saturday. The forecast calls for sunny skies and a high of 90 degrees.
UCLA also announced that it will offer complimentary tickets to the game for all Southern California firefighters and their immediate families.
Information from The Associated Press was used in this report.