Cozumel Ocean Temperature

One question that is asked often is : What is the current water temperature in Cozumel? The water temperature in Cozumel ranges from low of 26c / 78f in the winter months (Dec, Jan, Feb), 28c / 82f in spring (Mar, Apr, May) to 30c / 86f in the late summer. Cozumel Scuba Diving is always warm but you still need to wear your scuba gear like a second skin, ensuring every strap is secure, your scuba regulator is working well and every seal is tight, before venturing into the depths.