Swimming in Puerto Rico in august 2025 Sea temperature by city in august
Do you want to go to the beach in Puerto Rico in august 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 august in Puerto Rico by city and our opinion on the chances of enjoying pleasant sea conditions.
Sea temperature in Puerto Rico in august 2025
Here, find the average sea temperature in Puerto Rico in august in several coastal cities.
85°F
min: 83°F / max: 86°F
85°F
min: 83°F / max: 86°F
Arecibo
85°F
min: 84°F / max: 86°F
Bayamón
85°F
min: 83°F / max: 86°F
Culebra
85°F
min: 83°F / max: 87°F
Isla De Mona
85°F
min: 83°F / max: 86°F
Ponce
85°F
min: 83°F / max: 86°F
85°F
min: 83°F / max: 87°F
Adjuntas
85°F
min: 84°F / max: 86°F
Aguadilla
85°F
min: 84°F / max: 86°F
Arroyo
85°F
min: 84°F / max: 86°F
Boqueron
85°F
min: 84°F / max: 86°F
Cayey
85°F
min: 83°F / max: 86°F
Ceiba
85°F
min: 83°F / max: 87°F
Dorado
85°F
min: 83°F / max: 86°F
Fajardo
85°F
min: 83°F / max: 86°F
Florida
85°F
min: 84°F / max: 86°F
Guanica
85°F
min: 83°F / max: 86°F
Hatillo
85°F
min: 84°F / max: 86°F
Hormigueros
85°F
min: 83°F / max: 86°F
Humacao
85°F
min: 83°F / max: 87°F
Isabela
85°F
min: 84°F / max: 86°F
Luquillo
85°F
min: 83°F / max: 87°F
Maunabo
85°F
min: 83°F / max: 86°F
Punta Santiago
85°F
min: 83°F / max: 86°F
Quebradillas
85°F
min: 83°F / max: 86°F
Rincon
85°F
min: 84°F / max: 86°F
Salinas
85°F
min: 84°F / max: 86°F
San German
85°F
min: 83°F / max: 86°F
San Sebastian
85°F
min: 83°F / max: 86°F
Santa Isabel
85°F
min: 84°F / max: 86°F
Yauco
85°F
min: 84°F / max: 86°F
Where should you go swimming in Puerto Rico in the month of august?
Swimming in Puerto Rico in august is ideal
In august in Puerto Rico swimming conditions are generally the same everywhere.
In august in San Juan, Mayagüez, Arecibo, Bayamón, Culebra, Isla De Mona, Ponce, Vieques, Adjuntas, Aguadilla, Arroyo, Boqueron, Cayey, Ceiba, Dorado, Fajardo, Florida, Guanica, Hatillo, Hormigueros, Humacao, Isabela, Luquillo, Maunabo, Punta Santiago, Quebradillas, Rincon, Salinas, San German, San Sebastian, Santa Isabel and Yauco, swimming conditions are perfect! With water reaching a maximum of 86°F and an average of 85°F, going in the water (and staying there!) feels great.
Where to go swimming in Puerto Rico in august: the map of sea temperatures
ideal swimming 
pleasant swimming 
cool swimming 
cold swimming 
freezing swimmingWater temperature and seasonal norms in august
San Juan
| August | |||
| Average sea temperature | 85°F | ||
| Minimum sea temperature | 83°F | ||
| Maximum sea temperature | 86°F | ||
| Average outside temperature | 85°F | ||
| Maximum outside temperature | 86°F | ||
| Minimum outside temperature | 83°F | ||
| Precipitation | 3.6in | ||
| Number of days of precipitation | 4 jour(s) (13%) | ||
| Cloud cover | 32% | ||
| Our opinion | ideal swimming |
More information on swimming in San Juan in august
Mayagüez
| August | |||
| Average sea temperature | 85°F | ||
| Minimum sea temperature | 83°F | ||
| Maximum sea temperature | 86°F | ||
| Average outside temperature | 85°F | ||
| Maximum outside temperature | 86°F | ||
| Minimum outside temperature | 83°F | ||
| Precipitation | 9.7in | ||
| Number of days of precipitation | 16 jour(s) (53%) | ||
| Cloud cover | 23% | ||
| Our opinion | ideal swimming |
More information on swimming in Mayagüez in august
Arecibo
| August | |||
| Average sea temperature | 85°F | ||
| Minimum sea temperature | 84°F | ||
| Maximum sea temperature | 86°F | ||
| Average outside temperature | 85°F | ||
| Maximum outside temperature | 86°F | ||
| Minimum outside temperature | 81°F | ||
| Precipitation | 7.1in | ||
| Number of days of precipitation | 10 jour(s) (33%) | ||
| Cloud cover | 26% | ||
| Our opinion | ideal swimming |
Bayamón
| August | |||
| Average sea temperature | 85°F | ||
| Minimum sea temperature | 83°F | ||
| Maximum sea temperature | 86°F | ||
| Average outside temperature | 85°F | ||
| Maximum outside temperature | 86°F | ||
| Minimum outside temperature | 83°F | ||
| Precipitation | 4.4in | ||
| Number of days of precipitation | 5 jour(s) (16%) | ||
| Cloud cover | 33% | ||
| Our opinion | ideal swimming |
Culebra
| August | |||
| Average sea temperature | 85°F | ||
| Minimum sea temperature | 83°F | ||
| Maximum sea temperature | 87°F | ||
| Average outside temperature | 85°F | ||
| Maximum outside temperature | 85°F | ||
| Minimum outside temperature | 83°F | ||
| Precipitation | 9.4in | ||
| Number of days of precipitation | 11 jour(s) (36%) | ||
| Cloud cover | 40% | ||
| Our opinion | ideal swimming |
List of coastal cities in Puerto Rico
| San Juan in august | ideal swimming |
| Mayagüez in august | ideal swimming |
| Arecibo in august | ideal swimming |
| Bayamón in august | ideal swimming |
| Culebra in august | ideal swimming |
| Isla De Mona in august | ideal swimming |
| Ponce in august | ideal swimming |
| Vieques in august | ideal swimming |
| Adjuntas in august | ideal swimming |
| Aguadilla in august | ideal swimming |
| Arroyo in august | ideal swimming |
| Boqueron in august | ideal swimming |
| Cayey in august | ideal swimming |
| Ceiba in august | ideal swimming |
| Dorado in august | ideal swimming |
| Fajardo in august | ideal swimming |
| Florida in august | ideal swimming |
| Guanica in august | ideal swimming |
| Hatillo in august | ideal swimming |
| Hormigueros in august | ideal swimming |
| Humacao in august | ideal swimming |
| Isabela in august | ideal swimming |
| Luquillo in august | ideal swimming |
| Maunabo in august | ideal swimming |
| Punta Santiago in august | ideal swimming |
| Quebradillas in august | ideal swimming |
| Rincon in august | ideal swimming |
| Salinas in august | ideal swimming |
| San German in august | ideal swimming |
| San Sebastian in august | ideal swimming |
| Santa Isabel in august | ideal swimming |
| Yauco in august | ideal swimming |