Yes, you are absolutely allowed to bring an umbrella into Disneyland and Disney World in 2026. Umbrellas are a highly recommended accessory for both the intense California/Florida sun (providing portable shade) and the frequent afternoon tropical rain showers. There are no size restrictions for personal umbrellas, provided they are not used in a way that obstructs the view of other guests during parades or fireworks. Many guests prefer compact, travel-sized umbrellas that can easily fit into a backpack when not in use. It is important to note that while umbrellas are allowed in the park, they must be closed and safely stowed when you are on rides or in indoor attractions. For safety reasons, "golf umbrellas" or large beach umbrellas are generally discouraged because they can be difficult to manage in crowded queues. If you forget your own, Disney sells themed umbrellas at most major merchandise locations, such as the Emporium on Main Street, U.S.A., though they are significantly more expensive than bringing your own from home.