weather in cozumel, mexico in march
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.