Continental islands are generally larger (most notably, the Marianas, New Guinea, the Bismarcks, the Solomons, Vanuatu, Fiji, New Caledonia, and the North and South islands of New Zealand) and have richer mineral-bearing soils than their oceanic counterparts.
Average Weather in March in San Miguel de Cozumel Mexico. In San Miguel de Cozumel, the month of March is characterized by gradually rising daily high temperatures, with daily highs increasing by 2Â°F, from 83Â°F to 85Â°F over the course of the month, and rarely exceeding 89Â°F or dropping below 78Â°F.
Cozumel Weather. Cozumel Weather and When to Go. Cozumel weather essentials. There really is not a bad time of year to visit Cozumel, both in terms of weather and in terms of activities going on throughout the year. The popular tourist season in Cozumel is generally considered to be from December through March.