Current sea water temperature:
+79.0°F
| Minimum sea water temperature in January: | 82.0°F |
| Maximum sea water temperature in January: | 75.0°F |
| Average sea water temperature in January: | 79.1°F |
| more information | |
14 days
forecast
forecast
| Cayo Largo |
monthly
weather
weather
| Cayo Largo |
Sea water temperature for the last 10 days:
| January 2 | 79.0°F | December 28 | 79.5°F |
| January 1 | 79.3°F | December 27 | 79.3°F |
| December 31 | 79.5°F | December 26 | 79.9°F |
| December 30 | 79.2°F | December 25 | 80.1°F |
| December 29 | 79.2°F | December 24 | 80.4°F |
Monthly sea water temperature, °F
When is the warmest sea in Cayo Largo?
Based on the data about daily sea water temperature for the last three years the warmest sea in Cayo Largo was noticed in August, September and July.
Monthly Sea Temperatures in Cayo Largo, °F
Sea water temperature in August, °F
Show year:
2025
2024
2023
The average sea water temperature in August of 2025 was 88.5°F. The highest and lowest sea temperatures during the month were 89.8°F and 87.4°F.
Sea water temperature in September, °F
Show year:
2025
2024
2023
The average sea water temperature in September of 2025 was 88.1°F. The highest and lowest sea temperatures during the month were 88.9°F and 86.7°F.
Sea water temperature in July, °F
Show year:
2025
2024
2023
The average sea water temperature in July of 2025 was 87.1°F. The highest and lowest sea temperatures during the month were 88.0°F and 85.8°F.
current
weather
weather
| Cayo Largo |
weather in
January
January
| Cayo Largo |
Best time for vacation in Cayo Largo
Cayo Largo on a weather map
Places in Cuba:
Name
°F
24 Hours Forecast
Cayo Largo
Local time: 07:07
January 02, friday
0900
64°F
W
2 mph
2 mph
1200
72°F
SW
5 mph
5 mph
1500
75°F
SW
4 mph
4 mph
1800
72°F
SW
7 mph
7 mph
2100
63°F
W
4 mph
4 mph
January 03, saturday
0000
57°F
W
3 mph
3 mph
0300
55°F
W
3 mph
3 mph
0600
52°F
SW
4 mph
4 mph
