In August warmest sea in Cayman Islands is usually observed in the following locations: Cayman Brac, Little Cayman, George Town.
Table below shows the average sea water temperature for marine resorts of Cayman Islands in August for the last three years.
| Place name | August 2025 | August 2024 | August 2023 |
|---|---|---|---|
| Cayman Brac | 87.2°F | 86.9°F | 87.9°F |
| Little Cayman | 87.2°F | 87.0°F | 87.9°F |
| George Town | 86.9°F | 86.9°F | 87.2°F |
| Grand Cayman | 86.9°F | 86.9°F | 87.3°F |
Charts below show average sea water temperature for Cayman Islands resorts with the warmest sea in August.
You can also check other months of the year to see sea temperature of Cayman Islands resorts at that time.
Places in Cayman Islands:
Name
°F
