Diving in Mactan isavailable all year-round. The warm season lasts from April to June. The cold season lasts from December to February. The air temperature typically varies from 24-33C/75-91F. The water temperature ranges from 27-30C/80-86F. The average underwater visibility is 20m/66ft. Currents can be strong in some areas.
What to see
The marine life on Mactan and the surrounding islands, including the marine sanctuaries, is very colorful and diverse. On all dives divers have a good chance to see groupers, sea snakes, frog fish, barracudas, leaf fish, mandarin fish, scorpion fish, stone fish, blue ribbon eels, nudibranchs, squids, octopus, rainbow runners, puffer fish, clown fish, sweet lips, moray eels, snappers, drummers, harlequin fish, butterfly fish, fusiliers, pipe fish and many others. In the bigger marine sanctuaries there are schooling mackerel and jacks, turtles, sting rays and occasionally big eye trevallies. Some dive spots are home to thresher sharks and hammerhead sharks.