They seemed to regard the Club Med sailboats as an intrusion and give them no leeway. I have seen many instances where the sailboat had to take emergency action to avoid a collision. If one ignores the noise and pollution this is causing the reef, it leaves a dangerous situation waiting to happen. Weather December to February is the nicest, but most crowded. May. The rainy season is June to September.
Storms are common in the fall.
Hurricane season is August to November. Everyone has to see Chicken Pizza once in their lives. This excursion is now done by bus. Do bring bug spray as you'll be in the jungle. This is a very nice, inexpensive, excursion by bus to two wonderful Mayan sites.