Cerritos High School
- September 18Wear Blue, White, or Chilian Apparel for Independence of Chile Day
- September 17Wear a Futbol Jersey Day
- September 16Wear Green, Red, or White for Mexican Independence Day
- September 16Candy Hand-Out at Gate in the Morning
- September 15Wear Red, White, or Blue Day
- September 15Hispanic Heritage Month Begins
- September 12Special Interest Clubs
- September 11Cultural Clubs in Quad
- September 10Curricular Clubs in Quad
- September 9Academic Clubs in Quad