September is historically one of the least busy months at Walt Disney World, making it a favorite for "insider" travelers in 2026. The primary reason for the lower crowds is that most American schools have just returned to session after the summer break, significantly reducing the number of families in the parks. While wait times for headline attractions like Star Wars: Rise of the Resistance or Guardians of the Galaxy: Cosmic Rewind are shorter compared to the summer or holiday peaks, it is not "empty." You can expect moderate crowds during Labor Day weekend and during the popular Mickey’s Not-So-Scary Halloween Party nights at Magic Kingdom. The main trade-off for the low crowds is the weather; September is the peak of hurricane season in Florida, meaning high humidity, daily afternoon rain showers, and the occasional potential for more severe storms. However, for those who don't mind the heat and the possibility of a poncho, the ability to walk onto many rides with minimal waits and the lower prices on "value" season resort rooms make September a highly strategic time to visit.