Swimming in Picardy in july 2025 Sea temperature by city in july
Do you want to go to the beach in Picardy in july 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 july in Picardy by city and our opinion on the chances of enjoying pleasant sea conditions.
Sea temperature in Picardy in july 2025
Here, find the average sea temperature in Picardy in july in several coastal cities.
62°F
min: 59°F / max: 64°F
62°F
min: 59°F / max: 65°F
62°F
min: 59°F / max: 65°F
62°F
min: 59°F / max: 65°F
Ault
61°F
min: 59°F / max: 65°F
Cayeux-sur-Mer
62°F
min: 59°F / max: 64°F
Le Crotoy
62°F
min: 59°F / max: 65°F
Mers-les-Bains
61°F
min: 59°F / max: 64°F
Where should you go swimming in Picardy in the month of july?
Swimming in Picardy in july is cold
In july in Picardy swimming conditions are generally the same everywhere.
Swimming in july in Somme Bay, Fort-Mahon-Plage, Quend Plage, Saint-Valery-sur-Somme, Ault, Cayeux-sur-Mer, Le Crotoy and Mers-les-Bains is possible... with a wetsuit! Indeed, the water is cold at this time of year with an average temperature of 62°F (min: 59°F/max: 64°F).
Where to go swimming in Picardy in july: the map of sea temperatures
ideal swimming 
pleasant swimming 
cool swimming 
cold swimming 
freezing swimmingWater temperature and seasonal norms in july
Somme Bay
| July | |||
| Average sea temperature | 62°F | ||
| Minimum sea temperature | 59°F | ||
| Maximum sea temperature | 64°F | ||
| Average outside temperature | 67°F | ||
| Maximum outside temperature | 72°F | ||
| Minimum outside temperature | 61°F | ||
| Precipitation | 3.8in | ||
| Number of days of precipitation | 6 jour(s) (20%) | ||
| Cloud cover | 42% | ||
| Our opinion | cold swimming |
More information on swimming in the Somme Bay in july
Fort-Mahon-Plage
| July | |||
| Average sea temperature | 62°F | ||
| Minimum sea temperature | 59°F | ||
| Maximum sea temperature | 65°F | ||
| Average outside temperature | 65°F | ||
| Maximum outside temperature | 68°F | ||
| Minimum outside temperature | 61°F | ||
| Precipitation | 3.6in | ||
| Number of days of precipitation | 6 jour(s) (19%) | ||
| Cloud cover | 41% | ||
| Our opinion | cold swimming |
More information on swimming in Fort-Mahon-Plage in july
Quend Plage
| July | |||
| Average sea temperature | 62°F | ||
| Minimum sea temperature | 59°F | ||
| Maximum sea temperature | 65°F | ||
| Average outside temperature | 65°F | ||
| Maximum outside temperature | 68°F | ||
| Minimum outside temperature | 61°F | ||
| Precipitation | 3.6in | ||
| Number of days of precipitation | 6 jour(s) (19%) | ||
| Cloud cover | 41% | ||
| Our opinion | cold swimming |
More information on swimming in Quend Plage in july
Saint-Valery-sur-Somme
| July | |||
| Average sea temperature | 62°F | ||
| Minimum sea temperature | 59°F | ||
| Maximum sea temperature | 65°F | ||
| Average outside temperature | 67°F | ||
| Maximum outside temperature | 72°F | ||
| Minimum outside temperature | 61°F | ||
| Precipitation | 3.8in | ||
| Number of days of precipitation | 6 jour(s) (20%) | ||
| Cloud cover | 42% | ||
| Our opinion | cold swimming |
More information on swimming in Saint-Valery-sur-Somme in july
Ault
| July | |||
| Average sea temperature | 61°F | ||
| Minimum sea temperature | 59°F | ||
| Maximum sea temperature | 65°F | ||
| Average outside temperature | 67°F | ||
| Maximum outside temperature | 72°F | ||
| Minimum outside temperature | 61°F | ||
| Precipitation | 3.8in | ||
| Number of days of precipitation | 6 jour(s) (20%) | ||
| Cloud cover | 42% | ||
| Our opinion | cold swimming |
List of coastal cities in Picardy
| Somme Bay in july | cold swimming |
| Fort-Mahon-Plage in july | cold swimming |
| Quend Plage in july | cold swimming |
| Saint-Valery-sur-Somme in july | cold swimming |
| Ault in july | cold swimming |
| Cayeux-sur-Mer in july | cold swimming |
| Le Crotoy in july | cold swimming |
| Mers-les-Bains in july | cold swimming |