Cozumel — Water Temperature, Sea Conditions & Trends
This page provides clear and up-to-date information about water temperature for Cozumel (Quintana Roo, Mexico). It includes the current water temperature, daily data for the last month presented in a simple chart, and a 7-day forecast. The page also compares today’s value with typical averages for this period, shows usual monthly ranges during the year, and lists nearby beaches with short descriptions. Local weather for the next few days and general details about Cozumel help you plan your visit and choose the best time for swimming.
Current Water Temperature
Water temperature in Cozumel in the Caribbean Sea today is 81°F.
Water Temperature: Daily Trends, Historical Records, and Forecast
✅ As of today, the minimum water temperature ranges from 79°F (26°C) to 82°F (28°C). This is very warm water, allowing for extended stays without any discomfort. Swimming in these conditions will be particularly enjoyable, making it the ideal temperature range for those who want to relax in the sea. Additionally, water in this temperature range is suitable for children and elderly people, as it is comfortable for prolonged stays.
It is important to note that these swimming tips and recommendations apply only in good weather. When the air temperature is below 68°F (20°C), and sometimes even below 77°F (25°C), swimming can be unpleasant even with relatively high water temperatures.
Water Temperature Chart Over the Last 30 Days
Water temperature in Cozumel rose over the last 30 days but fell over the last week. Currently, the sea water temperature at this location matches the average for this day in previous years.
According to our forecast, Water temperature in Cozumel will be 81°F in the next 7 days. See the table below for daily data for the upcoming week.
Table of Daily Sea Temperature Data
| Date | Current | Average | Forecast |
|---|---|---|---|
| JAN 14 | 82°F | 79°F | |
| JAN 15 | 81°F | 80°F | |
| JAN 16 | 81°F | 80°F | |
| JAN 17 | 81°F | 80°F | |
| JAN 18 | 81°F | 80°F | |
| JAN 19 | 81°F | 80°F | |
| JAN 20 | 81°F | 80°F | |
| JAN 21 | 80°F | 80°F | |
| JAN 22 | 81°F | 80°F | 81°F |
| JAN 23 | 80°F | 81°F | |
| JAN 24 | 80°F | 81°F | |
| JAN 25 | 80°F | 81°F | |
| JAN 26 | 80°F | 81°F | |
| JAN 27 | 80°F | 81°F | |
| JAN 28 | 81°F | 81°F | |
| JAN 29 | 81°F | 81°F |
* Current - Actual water temperature value
** Average - Average water temperature on this day in recent years
*** Forecast - Our water temperature forecast
Actual nearshore water temperatures may fluctuate by several degrees from the reported values, especially following heavy rainfall or extended periods of strong winds. Certain wind patterns can cause colder, deeper waters to rise and replace the sun-warmed surface water, leading to noticeable variations.
Our forecast is based on a proprietary mathematical model that considers real-time water temperature changes, historical trends, key weather patterns, wind strength and direction, and air temperature specific to each region. Additionally, we incorporate data from other resorts to enhance accuracy.
Water temperature data for this location is gathered from various sources, including buoys and satellite sea and ocean surface maps provided by the NOAA agency. We also incorporate data from local authorities in each specific location worldwide to ensure more accurate temperature readings.
Annual Water Temperature Overview by Month
Average Monthly Water Temperature
Annual Water Temperature Trend
Cozumel, an island off the coast of Quintana Roo, enjoys warm Caribbean waters most of the year, with sea surface temperatures that vary by season. In winter months (December–February) water typically ranges from about 24–26 °C. Spring (March–May) sees a gradual rise to roughly 25–28 °C, while the warmest period in summer (June–September) often reaches 28–30 °C. In autumn (October–November) temperatures generally stay between 27–29 °C before cooling slightly again in December. These steady, tropical temperatures and good visibility make Cozumel attractive year-round for visitors who prefer comfortable swimming conditions rather than very cold water.
Monthly Water Temperature Range (Min, Max & Average)
| Month | Min | Avg | Max |
|---|---|---|---|
| January | 79°F | 80°F | 84°F |
| February | 77°F | 80°F | 82°F |
| March | 77°F | 81°F | 82°F |
| April | 79°F | 81°F | 84°F |
| May | 79°F | 83°F | 86°F |
| June | 81°F | 83°F | 86°F |
| July | 81°F | 84°F | 86°F |
| August | 82°F | 85°F | 88°F |
| September | 82°F | 85°F | 88°F |
| October | 82°F | 85°F | 88°F |
| November | 81°F | 84°F | 86°F |
| December | 79°F | 82°F | 86°F |
* Click on a month to view detailed water temperature data.
Cozumel: Weather Forecast
January 22
January 23
January 24
January 25
Location, Beaches & Local Information
Nearby Beaches & Facilities
Playa Casitas
Playa Palancar
Playa Caletitas
Playa Las Rocas
Stingray Beach Cozumel
Carlos N' Charlies
Playa Azul
Cozumel
El Cozumeleno Beach Resort
Swimming Conditions
Swimming and beach holidays on Cozumel are popular thanks to clear, warm water and easy access to reefs and sandy shores. The western side of the island offers calm, shallow beaches ideal for casual swimming, family outings and snorkeling right off the sand, while the eastern coast can be windier with stronger surf, better suited to experienced swimmers and board sports. The island is world-renowned for snorkeling and scuba diving along the Mesoamerican Reef, where warm water and high visibility allow encounters with colorful coral and marine life without the need for heavy thermal protection; some visitors may prefer a thin wetsuit or rash guard in the coolest months for longer dives. Swimmers should still be mindful of currents and local beach conditions, but overall Cozumel provides consistently inviting water temperatures for a variety of aquatic activities.