My thought (and from one time at EPCOT) is that rainy days are less busy, so it's easier to walk around with an umbrella. Yes, they are a bit of a pain, but worth it to be in the parks!
Our Authorized Disney Vacation Planners are here to provide personalized, expert advice, answer every question, and uncover the best discounts.
Let Dreams Unlimited Travel take care of all the details, so you can sit back, relax, and enjoy a stress-free vacation.