Current sea water temperature:
+80.8°F
| Minimum sea water temperature in March: | 82.0°F |
| Maximum sea water temperature in March: | 78.8°F |
| Average sea water temperature in March: | 80.5°F |
| more information | |
14 days
forecast
forecast
| Cozumel |
monthly
weather
weather
| Cozumel |
Sea water temperature for the last 10 days:
| March 17 | 80.8°F | March 12 | 80.4°F |
| March 16 | 81.0°F | March 11 | 80.6°F |
| March 15 | 80.4°F | March 10 | 80.2°F |
| March 14 | 80.4°F | March 9 | 80.2°F |
| March 13 | 80.1°F | March 8 | 80.1°F |
Monthly sea water temperature, °F
When is the warmest sea in Cozumel?
Based on the data about daily sea water temperature for the last three years the warmest sea in Cozumel was noticed in September, August and October.
Monthly Sea Temperatures in Cozumel, °F
Sea water temperature in September, °F
Show year:
2025
2024
2023
The average sea water temperature in September of 2025 was 85.9°F. The highest and lowest sea temperatures during the month were 86.7°F and 84.9°F.
Sea water temperature in August, °F
Show year:
2025
2024
2023
The average sea water temperature in August of 2025 was 85.6°F. The highest and lowest sea temperatures during the month were 86.2°F and 85.1°F.
Sea water temperature in October, °F
Show year:
2025
2024
2023
The average sea water temperature in October of 2025 was 85.7°F. The highest and lowest sea temperatures during the month were 86.5°F and 84.7°F.
current
weather
weather
| Cozumel |
weather in
March
March
| Cozumel |
Best time for vacation in Cozumel
Cozumel on a weather map
Places in Mexico:
Name
°F
24 Hours Forecast
Cozumel
Local time: 03:55
March 17, tuesday
0600
79°F
W
3 mph
3 mph
0900
79°F
SW
4 mph
4 mph
1200
79°F
SW
6 mph
6 mph
1500
79°F
W
9 mph
9 mph
1800
77°F
SW
9 mph
9 mph
2100
77°F
SW
12 mph
12 mph
March 18, wednesday
0000
75°F
SW
13 mph
13 mph
0300
75°F
SW
11 mph
11 mph
