Swimming in Ecuador in september 2025 Sea temperature by city in september
Do you want to go to the beach in Ecuador 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 Ecuador by city and our opinion on the chances of enjoying pleasant sea conditions.
Sea temperature in Ecuador in september 2025
Here, find the average sea temperature in Ecuador in september in several coastal cities.
Galapagos Islands in september
71°F
min: 67°F / max: 74°F
71°F
min: 67°F / max: 75°F
71°F
min: 67°F / max: 75°F
71°F
min: 68°F / max: 75°F
71°F
min: 67°F / max: 75°F
71°F
min: 67°F / max: 75°F
Pacific coast in september
73°F
min: 72°F / max: 74°F
78°F
min: 76°F / max: 80°F
72°F
min: 71°F / max: 74°F
75°F
min: 74°F / max: 77°F
Huaquillas
72°F
min: 70°F / max: 75°F
Playas
73°F
min: 70°F / max: 76°F
Where should you go swimming in Ecuador in the month of september?
Swimming in Ecuador in september is pleasant
In september in Ecuador swimming conditions are generally the same everywhere.
As for Isabela Island, Guayaquil, Floreana Island, San Cristóbal Island, Santa Cruz Island, Santiago Island, Galapagos Islands, Esmeraldas, Baltra Island, Española Island, Fernandina Island, Machala, Manta, Huaquillas, Playas and Salinas, swimming is pleasant in september. The sea water is 71°F on average (min: 67°F/max: 74°F) so you can easily spend time in the water.
Where to go swimming in Ecuador in september: the map of sea temperatures
ideal swimming 
pleasant swimming 
cool swimming 
cold swimming 
freezing swimmingWater temperature and seasonal norms in september
Isabela Island
| September | |||
| Average sea temperature | 71°F | ||
| Minimum sea temperature | 67°F | ||
| Maximum sea temperature | 74°F | ||
| Average outside temperature | 72°F | ||
| Maximum outside temperature | 74°F | ||
| Minimum outside temperature | 70°F | ||
| Precipitation | 0.1in | ||
| Cloud cover | 51% | ||
| Our opinion | pleasant swimming |
More information on swimming in Isabela Island in september
Guayaquil
| September | |||
| Average sea temperature | 73°F | ||
| Minimum sea temperature | 72°F | ||
| Maximum sea temperature | 74°F | ||
| Average outside temperature | 83°F | ||
| Maximum outside temperature | 94°F | ||
| Minimum outside temperature | 72°F | ||
| Precipitation | 2.4in | ||
| Number of days of precipitation | 3 jour(s) (10%) | ||
| Cloud cover | 39% | ||
| Our opinion | pleasant swimming |
More information on swimming in Guayaquil in september
Floreana Island
| September | |||
| Average sea temperature | 71°F | ||
| Minimum sea temperature | 67°F | ||
| Maximum sea temperature | 75°F | ||
| Average outside temperature | 72°F | ||
| Maximum outside temperature | 74°F | ||
| Minimum outside temperature | 70°F | ||
| Precipitation | 0.1in | ||
| Cloud cover | 51% | ||
| Our opinion | pleasant swimming |
More information on swimming in Floreana Island in september
San Cristóbal Island
| September | |||
| Average sea temperature | 71°F | ||
| Minimum sea temperature | 67°F | ||
| Maximum sea temperature | 75°F | ||
| Average outside temperature | 70°F | ||
| Maximum outside temperature | 70°F | ||
| Minimum outside temperature | 70°F | ||
| Precipitation | 0.2in | ||
| Cloud cover | 68% | ||
| Our opinion | pleasant swimming |
More information on swimming in San Cristóbal Island in september
Santa Cruz Island
| September | |||
| Average sea temperature | 71°F | ||
| Minimum sea temperature | 68°F | ||
| Maximum sea temperature | 75°F | ||
| Average outside temperature | 72°F | ||
| Maximum outside temperature | 74°F | ||
| Minimum outside temperature | 70°F | ||
| Precipitation | 0.1in | ||
| Cloud cover | 51% | ||
| Our opinion | pleasant swimming |
More information on swimming in Santa Cruz Island in september
List of coastal cities in Ecuador
| Isabela Island in september | pleasant swimming |
| Guayaquil in september | pleasant swimming |
| Floreana Island in september | pleasant swimming |
| San Cristóbal Island in september | pleasant swimming |
| Santa Cruz Island in september | pleasant swimming |
| Santiago Island in september | pleasant swimming |
| Galapagos Islands in september | pleasant swimming |
| Esmeraldas in september | pleasant swimming |
| Baltra Island in september | pleasant swimming |
| Española Island in september | pleasant swimming |
| Fernandina Island in september | pleasant swimming |
| Machala in september | pleasant swimming |
| Manta in september | pleasant swimming |
| Huaquillas in september | pleasant swimming |
| Playas in september | pleasant swimming |
| Salinas in september | pleasant swimming |