The high season in Belize typically ends in April, and by June, the pace slows down significantly. Snorkeling and diving are still excellent, with warm water and good visibility, especially around the Belize Barrier Reef. Wildlife watching is particularly good this time of year. Is June a Good Time to Visit Belize? Yes—June in Belize is a great time to visit, especially if you’re looking for fewer crowds, lower prices, and a more relaxed experience.