Swimming in the Cayman Islands in september 2025 Sea temperature by city in september
Do you want to go to the beach in the Cayman Islands in september 2025? Is it the right month to go for pleasant temperatures and staying in the water for a long time? The answer is on this page with the sea temperatures in september in the Cayman Islands by city and our opinion on the chances of enjoying pleasant sea conditions.
Sea temperature in the Cayman Islands in september 2025
Here, find the average sea temperature in the Cayman Islands in september in several coastal cities.
86°F
min: 85°F / max: 88°F
86°F
min: 85°F / max: 88°F
86°F
min: 85°F / max: 88°F
East End
86°F
min: 85°F / max: 88°F
North Side
86°F
min: 85°F / max: 88°F
West Bay Beach
86°F
min: 85°F / max: 88°F
Where should you go swimming in the Cayman Islands in the month of september?
Swimming in the Cayman Islands in september is ideal
In september in the Cayman Islands swimming conditions are generally the same everywhere.
In september in Georgetown (Grand Cayman), Bodden Town, Seven Mile Beach, East End, North Side and West Bay Beach, swimming conditions are perfect! With water reaching a maximum of 88°F and an average of 86°F, going in the water (and staying there!) feels great.
Where to go swimming in the Cayman Islands in september: the map of sea temperatures
ideal swimming 
pleasant swimming 
cool swimming 
cold swimming 
freezing swimmingWater temperature and seasonal norms in september
Georgetown (Grand Cayman)
| September | |||
| Average sea temperature | 86°F | ||
| Minimum sea temperature | 85°F | ||
| Maximum sea temperature | 88°F | ||
| Average outside temperature | 86°F | ||
| Maximum outside temperature | 86°F | ||
| Minimum outside temperature | 85°F | ||
| Precipitation | 7.4in | ||
| Number of days of precipitation | 11 jour(s) (37%) | ||
| Cloud cover | 33% | ||
| Our opinion | ideal swimming |
More information on swimming in Georgetown (Grand Cayman) in september
Bodden Town
| September | |||
| Average sea temperature | 86°F | ||
| Minimum sea temperature | 85°F | ||
| Maximum sea temperature | 88°F | ||
| Average outside temperature | 86°F | ||
| Maximum outside temperature | 86°F | ||
| Minimum outside temperature | 85°F | ||
| Precipitation | 7.4in | ||
| Number of days of precipitation | 11 jour(s) (37%) | ||
| Cloud cover | 33% | ||
| Our opinion | ideal swimming |
More information on swimming in Bodden Town in september
Seven Mile Beach
| September | |||
| Average sea temperature | 86°F | ||
| Minimum sea temperature | 85°F | ||
| Maximum sea temperature | 88°F | ||
| Average outside temperature | 86°F | ||
| Maximum outside temperature | 86°F | ||
| Minimum outside temperature | 85°F | ||
| Precipitation | 7.4in | ||
| Number of days of precipitation | 11 jour(s) (37%) | ||
| Cloud cover | 33% | ||
| Our opinion | ideal swimming |
More information on swimming in Seven Mile Beach in september
East End
| September | |||
| Average sea temperature | 86°F | ||
| Minimum sea temperature | 85°F | ||
| Maximum sea temperature | 88°F | ||
| Average outside temperature | 86°F | ||
| Maximum outside temperature | 86°F | ||
| Minimum outside temperature | 85°F | ||
| Precipitation | 7.4in | ||
| Number of days of precipitation | 11 jour(s) (37%) | ||
| Cloud cover | 33% | ||
| Our opinion | ideal swimming |
North Side
| September | |||
| Average sea temperature | 86°F | ||
| Minimum sea temperature | 85°F | ||
| Maximum sea temperature | 88°F | ||
| Average outside temperature | 86°F | ||
| Maximum outside temperature | 86°F | ||
| Minimum outside temperature | 85°F | ||
| Precipitation | 7.4in | ||
| Number of days of precipitation | 11 jour(s) (37%) | ||
| Cloud cover | 33% | ||
| Our opinion | ideal swimming |
List of coastal cities in the Cayman Islands
| Georgetown (Grand Cayman) in september | ideal swimming |
| Bodden Town in september | ideal swimming |
| Seven Mile Beach in september | ideal swimming |
| East End in september | ideal swimming |
| North Side in september | ideal swimming |
| West Bay Beach in september | ideal swimming |