Swimming in Normandy in august 2025 Sea temperature by city in august
Do you want to go to the beach in Normandy 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 Normandy by city and our opinion on the chances of enjoying pleasant sea conditions.
Sea temperature in Normandy in august 2025
Here, find the average sea temperature in Normandy in august in several coastal cities.
Manche in august
64°F
min: 62°F / max: 66°F
65°F
min: 63°F / max: 67°F
64°F
min: 62°F / max: 66°F
64°F
min: 62°F / max: 66°F
65°F
min: 62°F / max: 67°F
Tatihou
64°F
min: 62°F / max: 66°F
Calvados in august
65°F
min: 63°F / max: 67°F
64°F
min: 62°F / max: 66°F
65°F
min: 63°F / max: 67°F
65°F
min: 63°F / max: 66°F
64°F
min: 62°F / max: 67°F
64°F
min: 62°F / max: 66°F
Seine-Maritime in august
65°F
min: 63°F / max: 67°F
65°F
min: 63°F / max: 67°F
64°F
min: 62°F / max: 67°F
Fécamp
64°F
min: 62°F / max: 67°F
Veules-les-Roses
64°F
min: 62°F / max: 67°F
Cauville-sur-Mer
64°F
min: 62°F / max: 66°F
Where should you go swimming in Normandy in the month of august?
Swimming in Normandy in august is cool
In august in Normandy swimming conditions are generally the same everywhere.
Swimming in august in Cherbourg-Octeville (Cotentin), Deauville, Dieppe, Mont Saint-Michel, Cabourg, Granville, Le Havre, Honfleur, Ouistreham, Barfleur, Barneville-Carteret, Étretat, Fécamp, Tatihou, Chausey islands, La Hague, Pirou Plage, Saint-Germain-sur-Ay, Saint-Laurent-sur-Mer, Surtainville, Veules-les-Roses, Vierville-sur-Mer, Villerville, Bernieres-sur-Mer, Blonville-sur-Mer, Cauville-sur-Mer, Courseulles-sur-Mer, Criel-sur-Mer, Fermanville, Flamanville, Gouville-sur-Mer, Grandcamp-Maisy, Hautot-sur-Mer, Houlgate, Langrune-sur-Mer, Le Treport, Luc-sur-Mer, Montmartin-sur-Mer, Octeville-sur-Mer, Port-en-Bessin-Huppain, Portbail, Saint-Aubin-sur-Mer, Saint-Jouin-Bruneval, Saint-Martin-en-Campagne, Saint-Pair-sur-Mer, Saint-Vaast-la-Hougue, Saint-Valery-en-Caux, Trouville-sur-Mer, Urville-Nacqueville, Ver-sur-Mer and Villers-sur-Mer is possible but the sea is generally cool. So though the sea temperature may sometimes reach 66°F, it can also go as low as 62°F. Note that the average is 64°F.
Where to go swimming in Normandy in august: the map of sea temperatures
ideal swimming 
pleasant swimming 
cool swimming 
cold swimming 
freezing swimmingWater temperature and seasonal norms in august
Cherbourg-Octeville (Cotentin)
| August | |||
| Average sea temperature | 64°F | ||
| Minimum sea temperature | 62°F | ||
| Maximum sea temperature | 66°F | ||
| Average outside temperature | 65°F | ||
| Maximum outside temperature | 67°F | ||
| Minimum outside temperature | 61°F | ||
| Precipitation | 3.2in | ||
| Number of days of precipitation | 5 jour(s) (17%) | ||
| Cloud cover | 40% | ||
| Our opinion | cool swimming |
More information on swimming in Cherbourg-Octeville (Cotentin) in august
Deauville
| August | |||
| Average sea temperature | 65°F | ||
| Minimum sea temperature | 63°F | ||
| Maximum sea temperature | 67°F | ||
| Average outside temperature | 67°F | ||
| Maximum outside temperature | 72°F | ||
| Minimum outside temperature | 61°F | ||
| Precipitation | 3.7in | ||
| Number of days of precipitation | 6 jour(s) (19%) | ||
| Cloud cover | 39% | ||
| Our opinion | cool swimming |
More information on swimming in Deauville in august
Dieppe
| August | |||
| Average sea temperature | 65°F | ||
| Minimum sea temperature | 63°F | ||
| Maximum sea temperature | 67°F | ||
| Average outside temperature | 65°F | ||
| Maximum outside temperature | 68°F | ||
| Minimum outside temperature | 61°F | ||
| Precipitation | 3.8in | ||
| Number of days of precipitation | 6 jour(s) (19%) | ||
| Cloud cover | 39% | ||
| Our opinion | cool swimming |
More information on swimming in Dieppe in august
Mont Saint-Michel
| August | |||
| Average sea temperature | 65°F | ||
| Minimum sea temperature | 63°F | ||
| Maximum sea temperature | 67°F | ||
| Average outside temperature | 65°F | ||
| Maximum outside temperature | 70°F | ||
| Minimum outside temperature | 61°F | ||
| Precipitation | 2.7in | ||
| Number of days of precipitation | 4 jour(s) (12%) | ||
| Cloud cover | 39% | ||
| Our opinion | cool swimming |
More information on swimming in Mont Saint-Michel in august
Cabourg
| August | |||
| Average sea temperature | 64°F | ||
| Minimum sea temperature | 62°F | ||
| Maximum sea temperature | 66°F | ||
| Average outside temperature | 67°F | ||
| Maximum outside temperature | 72°F | ||
| Minimum outside temperature | 61°F | ||
| Precipitation | 3.7in | ||
| Number of days of precipitation | 6 jour(s) (19%) | ||
| Cloud cover | 39% | ||
| Our opinion | cool swimming |
More information on swimming in Cabourg in august
List of coastal cities in Normandy
| Cherbourg-Octeville (Cotentin) in august | cool swimming |
| Deauville in august | cool swimming |
| Dieppe in august | cool swimming |
| Mont Saint-Michel in august | cool swimming |
| Cabourg in august | cool swimming |
| Granville in august | cool swimming |
| Le Havre in august | cool swimming |
| Honfleur in august | cool swimming |
| Ouistreham in august | cool swimming |
| Barfleur in august | cool swimming |
| Barneville-Carteret in august | cool swimming |
| Étretat in august | cool swimming |
| Fécamp in august | cool swimming |
| Tatihou in august | cool swimming |
| Chausey islands in august | cool swimming |
| La Hague in august | cool swimming |
| Pirou Plage in august | cool swimming |
| Saint-Germain-sur-Ay in august | cool swimming |
| Saint-Laurent-sur-Mer in august | cool swimming |
| Surtainville in august | cool swimming |
| Veules-les-Roses in august | cool swimming |
| Vierville-sur-Mer in august | cool swimming |
| Villerville in august | cool swimming |
| Bernieres-sur-Mer in august | cool swimming |
| Blonville-sur-Mer in august | cool swimming |
| Cauville-sur-Mer in august | cool swimming |
| Courseulles-sur-Mer in august | cool swimming |
| Criel-sur-Mer in august | cool swimming |
| Fermanville in august | cool swimming |
| Flamanville in august | cool swimming |
| Gouville-sur-Mer in august | cool swimming |
| Grandcamp-Maisy in august | cool swimming |
| Hautot-sur-Mer in august | cool swimming |
| Houlgate in august | cool swimming |
| Langrune-sur-Mer in august | cool swimming |
| Le Treport in august | cool swimming |
| Luc-sur-Mer in august | cool swimming |
| Montmartin-sur-Mer in august | cool swimming |
| Octeville-sur-Mer in august | cool swimming |
| Port-en-Bessin-Huppain in august | cool swimming |
| Portbail in august | cool swimming |
| Saint-Aubin-sur-Mer in august | cool swimming |
| Saint-Jouin-Bruneval in august | cool swimming |
| Saint-Martin-en-Campagne in august | cool swimming |
| Saint-Pair-sur-Mer in august | cool swimming |
| Saint-Vaast-la-Hougue in august | cool swimming |
| Saint-Valery-en-Caux in august | cool swimming |
| Trouville-sur-Mer in august | cool swimming |
| Urville-Nacqueville in august | cool swimming |
| Ver-sur-Mer in august | cool swimming |
| Villers-sur-Mer in august | cool swimming |