All data are in degrees Fahrenheit

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Water temperature in Cozumel

Detailed information about the current water temperature in Cozumel. The trend over the last two weeks, daily averages, and precise forecast of the water temperature changes. Gain a deeper understanding of seasonal dynamics with monthly statistical analyses covering recent years.
Sea temperature in Cozumel now

79.3

°F

February 27, 17:39

Trend:

stable

Yesterday:

79.3°F

Tomorrow:

79.3°F

Sunrise:

07:10

Sunset:

18:52

Day Length:

11 h. 42 min.

Cozumel in March

Minimum:

80.5°F

Average:

81.4°F

Maximum:

82.7°F

Sea water temperature in Cozumel today

As of now, in Cozumel, the water temperature is 79.3°F. It's safe to say that the water is comfortably warm for various water-related activities. Today's reading is 1.1°F lower than the average recorded on this particular day in recent years. The sea temperature remains approximately unchanged from yesterday. According to the forecast, we expect the temperature to stay about the same.

Recent sea temperature and forecast

Today's water temperature is slightly lower than the average registered over the last two weeks, indicating a slight cooling trend. It is also close to the historical minimum temperature for this date. The maximum temperature recorded for this date was 80.9°F on 2025, while the historical minimum was 79.5°F on 2016.

Observations from the last two weeks indicate that the water temperature was in proximity to the lowest values recorded on those days in the past. The forecast for the upcoming week suggests a gradual increase. The average temperature is expected to rise up to 79.8°F, with minimum temperature starting at 79.3°F, while the maximum might reach 80.0°F.

Daily water temperature in Cozumel

Date Current Year

actual* / forecast**

last year 10 years average
Feb 13 79.2°F 80.6°F 80.2°F
Feb 14 79.6°F 80.6°F 80.3°F
Feb 15 79.6°F 80.6°F 80.2°F
Feb 16 79.5°F 80.4°F 80.2°F
Feb 17 79.5°F 80.5°F 80.3°F
Feb 18 80.0°F 80.7°F 80.4°F
Feb 19 79.8°F 81.1°F 80.4°F
Feb 20 79.4°F 81.2°F 80.3°F
Feb 21 79.7°F 81.0°F 80.3°F
Feb 22 79.8°F 81.0°F 80.4°F
Feb 23 79.8°F 80.8°F 80.3°F
Feb 24 79.7°F 80.8°F 80.2°F
Feb 25 79.3°F 80.8°F 80.2°F
Feb 26 79.3°F 80.5°F 80.2°F
Feb 27 79.3°F 80.9°F 80.4°F
Feb 28 79.3°F 80.9°F 80.4°F
Mar 1 79.8°F 81.1°F 80.4°F
Mar 2 79.8°F 81.0°F 80.5°F
Mar 3 79.9°F 81.3°F 80.5°F
Mar 4 79.8°F 81.5°F 80.5°F
Mar 5 80.0°F 81.6°F 80.6°F
Mar 6 80.0°F 81.7°F 80.7°F

* actual - actual temperature values

** forecast - projected values for the next week

Real-time coastal temperatures could deviate by several degrees from the provided readings. These deviations often become evident following intense rainfall or strong winds.

Our forecasting methodology leverages a mathematical model, that uses current water and weather conditions, historical records, wind intensity and direction.

Sea water temperature in Cozumel by month

In Cozumel, the water temperature is comfortable for swimming all year round.
The warmest water in Cozumel was recorded on September 21, 2024, reaching a 87.3°F. While the coldest temperature occurred on January 22, 2018, dipping to 79.1°F. The average readings by season are 81.1°F in Winter, 81.7°F in Spring, 84.6°F in Summer, and 84.8°F in Autumn.