There’s not just one reason but many. Attendance patterns are changing.
The wayback machine archive reveals how summer rack rates and DVC
point charts have decreased in summer and increased during fall. This has been shifting for years. It used to be just a fraction of guests researching WDW trips. The ability to do it on our phones was a game changer. Now it can be done anywhere, anytime.
It’s hard to prove any of this. One thing that does is looking how many more fansites there are year on year on year. They’ve been growing almost exponentially. And what do almost all of them have in common? They state: Avoid summer if you can! It is hot and crowded. If you cannot, here are our super special hints and tricks to make your summer stay the best.