Swimming in Gabon in september 2025 Sea temperature by city in september
Do you want to go to the beach in Gabon 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 Gabon by city and our opinion on the chances of enjoying pleasant sea conditions.
Sea temperature in Gabon in september 2025
Here, find the average sea temperature in Gabon in september in several coastal cities.
Estuaire Province in september
79°F
min: 78°F / max: 80°F
Ogooué-Maritime Province in september
Port-gentil
78°F
min: 77°F / max: 79°F
Gamba
76°F
min: 74°F / max: 78°F
Where should you go swimming in Gabon in the month of september?
Swimming in Gabon in september is pleasant
In september in Gabon swimming conditions are generally the same everywhere.
As for Libreville, Port-gentil and Gamba, swimming is pleasant in september. The sea water is 79°F on average (min: 78°F/max: 80°F) so you can easily spend time in the water.
Where to go swimming in Gabon in september: the map of sea temperatures
ideal swimming 
pleasant swimming 
cool swimming 
cold swimming 
freezing swimmingWater temperature and seasonal norms in september
Libreville
| September | |||
| Average sea temperature | 79°F | ||
| Minimum sea temperature | 78°F | ||
| Maximum sea temperature | 80°F | ||
| Average outside temperature | 79°F | ||
| Maximum outside temperature | 83°F | ||
| Minimum outside temperature | 76°F | ||
| Precipitation | 5.4in | ||
| Number of days of precipitation | 6 jour(s) (20%) | ||
| Cloud cover | 73% | ||
| Our opinion | pleasant swimming |
More information on swimming in Libreville in september
Port-gentil
| September | |||
| Average sea temperature | 78°F | ||
| Minimum sea temperature | 77°F | ||
| Maximum sea temperature | 79°F | ||
| Average outside temperature | 79°F | ||
| Maximum outside temperature | 79°F | ||
| Minimum outside temperature | 77°F | ||
| Precipitation | 2.8in | ||
| Number of days of precipitation | 3 jour(s) (10%) | ||
| Cloud cover | 63% | ||
| Our opinion | pleasant swimming |
Gamba
| September | |||
| Average sea temperature | 76°F | ||
| Minimum sea temperature | 74°F | ||
| Maximum sea temperature | 78°F | ||
| Average outside temperature | 77°F | ||
| Maximum outside temperature | 79°F | ||
| Minimum outside temperature | 74°F | ||
| Precipitation | 2in | ||
| Number of days of precipitation | 2 jour(s) (8%) | ||
| Cloud cover | 67% | ||
| Our opinion | pleasant swimming |
List of coastal cities in Gabon
| Libreville in september | pleasant swimming |
| Port-gentil in september | pleasant swimming |
| Gamba in september | pleasant swimming |