Current sea water temperature:
+81.5°F
| Minimum sea water temperature in January: | 82.8°F |
| Maximum sea water temperature in January: | 77.9°F |
| Average sea water temperature in January: | 80.6°F |
| more information | |
14 days
forecast
forecast
| Cozumel |
monthly
weather
weather
| Cozumel |
Sea water temperature for the last 10 days:
| January 4 | 81.5°F | December 30 | 82.0°F |
| January 3 | 81.7°F | December 29 | 82.0°F |
| January 2 | 81.5°F | December 28 | 82.0°F |
| January 1 | 81.7°F | December 27 | 82.2°F |
| December 31 | 82.0°F | December 26 | 82.4°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
January
January
| Cozumel |
Best time for vacation in Cozumel
Cozumel on a weather map
Places in Mexico:
Name
°F
24 Hours Forecast
Cozumel
Local time: 01:05
January 05, monday
0300
73°F
S
4 mph
4 mph
0600
73°F
S
6 mph
6 mph
0900
73°F
S
4 mph
4 mph
1200
81°F
SW
2 mph
2 mph
1500
82°F
W
3 mph
3 mph
1800
81°F
W
4 mph
4 mph
2100
77°F
W
6 mph
6 mph
January 06, tuesday
0000
75°F
W
8 mph
8 mph
