Swimming in Gironde in september 2025 Sea temperature by city in september
Do you want to go to the beach in Gironde 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 Gironde by city and our opinion on the chances of enjoying pleasant sea conditions.
Sea temperature in Gironde in september 2025
Here, find the average sea temperature in Gironde in september in several coastal cities.
69°F
min: 65°F / max: 72°F
69°F
min: 65°F / max: 73°F
69°F
min: 66°F / max: 72°F
69°F
min: 66°F / max: 72°F
69°F
min: 66°F / max: 72°F
68°F
min: 65°F / max: 71°F
67°F
min: 63°F / max: 71°F
69°F
min: 65°F / max: 72°F
69°F
min: 66°F / max: 73°F
68°F
min: 65°F / max: 72°F
68°F
min: 64°F / max: 71°F
Audenge
69°F
min: 65°F / max: 73°F
Biganos
69°F
min: 66°F / max: 72°F
Carcans
68°F
min: 65°F / max: 72°F
Gujan-Mestras
69°F
min: 65°F / max: 72°F
Hourtin
68°F
min: 65°F / max: 72°F
La Teste-de-Buch
69°F
min: 65°F / max: 73°F
Lanton
69°F
min: 65°F / max: 72°F
Le Porge
69°F
min: 65°F / max: 72°F
Le Teich
69°F
min: 65°F / max: 72°F
Saint-Estephe
68°F
min: 65°F / max: 72°F
Where should you go swimming in Gironde in the month of september?
Swimming in Gironde in september is cool
In september in Gironde swimming conditions are generally the same everywhere.
Swimming in september in Arcachon, Le Cap Ferret, Dune of Pilat, Lacanau, Lège-Cap-Ferret, Montalivet, Le Verdon-sur-Mer, Andernos-les-Bains, Arès, Naujac-sur-Mer, Soulac, Audenge, Biganos, Carcans, Gujan-Mestras, Hourtin, La Teste-de-Buch, Lanton, Le Porge, Le Teich and Saint-Estephe is possible but the sea is generally cool. So though the sea temperature may sometimes reach 72°F, it can also go as low as 65°F. Note that the average is 69°F.
Where to go swimming in Gironde in september: the map of sea temperatures
ideal swimming 
pleasant swimming 
cool swimming 
cold swimming 
freezing swimmingWater temperature and seasonal norms in september
Arcachon
| September | |||
| Average sea temperature | 69°F | ||
| Minimum sea temperature | 65°F | ||
| Maximum sea temperature | 72°F | ||
| Average outside temperature | 68°F | ||
| Maximum outside temperature | 76°F | ||
| Minimum outside temperature | 63°F | ||
| Precipitation | 2.8in | ||
| Number of days of precipitation | 4 jour(s) (13%) | ||
| Cloud cover | 28% | ||
| Our opinion | cool swimming |
More information on swimming in Arcachon in september
Le Cap Ferret
| September | |||
| Average sea temperature | 69°F | ||
| Minimum sea temperature | 65°F | ||
| Maximum sea temperature | 73°F | ||
| Average outside temperature | 68°F | ||
| Maximum outside temperature | 76°F | ||
| Minimum outside temperature | 63°F | ||
| Precipitation | 2.8in | ||
| Number of days of precipitation | 4 jour(s) (13%) | ||
| Cloud cover | 28% | ||
| Our opinion | cool swimming |
More information on swimming in Le Cap Ferret in september
Dune of Pilat
| September | |||
| Average sea temperature | 69°F | ||
| Minimum sea temperature | 66°F | ||
| Maximum sea temperature | 72°F | ||
| Average outside temperature | 68°F | ||
| Maximum outside temperature | 76°F | ||
| Minimum outside temperature | 63°F | ||
| Precipitation | 2.8in | ||
| Number of days of precipitation | 4 jour(s) (13%) | ||
| Cloud cover | 28% | ||
| Our opinion | cool swimming |
More information on swimming on the Dune of Pilat in september
Lacanau
| September | |||
| Average sea temperature | 69°F | ||
| Minimum sea temperature | 66°F | ||
| Maximum sea temperature | 72°F | ||
| Average outside temperature | 68°F | ||
| Maximum outside temperature | 79°F | ||
| Minimum outside temperature | 59°F | ||
| Precipitation | 1.8in | ||
| Number of days of precipitation | 3 jour(s) (10%) | ||
| Cloud cover | 28% | ||
| Our opinion | cool swimming |
More information on swimming in Lacanau in september
Lège-Cap-Ferret
| September | |||
| Average sea temperature | 69°F | ||
| Minimum sea temperature | 66°F | ||
| Maximum sea temperature | 72°F | ||
| Average outside temperature | 68°F | ||
| Maximum outside temperature | 76°F | ||
| Minimum outside temperature | 63°F | ||
| Precipitation | 2.8in | ||
| Number of days of precipitation | 4 jour(s) (13%) | ||
| Cloud cover | 28% | ||
| Our opinion | cool swimming |
More information on swimming in Lège-Cap-Ferret in september
List of coastal cities in Gironde
| Arcachon in september | cool swimming |
| Le Cap Ferret in september | cool swimming |
| Dune of Pilat in september | cool swimming |
| Lacanau in september | cool swimming |
| Lège-Cap-Ferret in september | cool swimming |
| Montalivet in september | cool swimming |
| Le Verdon-sur-Mer in september | cool swimming |
| Andernos-les-Bains in september | cool swimming |
| Arès in september | cool swimming |
| Naujac-sur-Mer in september | cool swimming |
| Soulac in september | cool swimming |
| Audenge in september | cool swimming |
| Biganos in september | cool swimming |
| Carcans in september | cool swimming |
| Gujan-Mestras in september | cool swimming |
| Hourtin in september | cool swimming |
| La Teste-de-Buch in september | cool swimming |
| Lanton in september | cool swimming |
| Le Porge in september | cool swimming |
| Le Teich in september | cool swimming |
| Saint-Estephe in september | cool swimming |