Swimming in Boulogne-sur-Mer in july 2025: Average sea temperature in july and tide times in july 2025
Average sea temperature in Boulogne-sur-Mer in july 2025.
In july, according to seasonal norms, the sea temperature in Boulogne-sur-Mer is:
Minimum: 60°F
Average: 62°F
Maximum: 64°F
Other useful seasonal weather averages in july:
- Outside temperature: 61°F to 66°F
- Most common weather: "Clear/Sunny"
- The wind blows at 9.9mph
- It rains a total of 2.8in, over 5 day(s).
Should we swim in Boulogne-sur-Mer in july?
No... The water temperature in Boulogne-sur-Mer in july is cold
Swimming in Boulogne-sur-Mer in july is possible... with a wetsuit! Indeed, the water is cold at this time of year with an average sea temperature of 62°F (minimum: 60°F - maximum: 64°F).
Note also that in july, the climate is good with an average outside temperature of 63°F, 2.8in of precipitation (over 5 days) and 85.89 % humidity.
Water and normal seasonal temperatures in Boulogne-sur-Mer in july
| July | |||
| Average sea temperature | 62°F | ||
| Minimum sea temperature | 60°F | ||
| Maximum sea temperature | 64°F | ||
| Average outside temperature | 65°F | ||
| Maximum outside temperature | 67°F | ||
| Minimum outside temperature | 61°F | ||
| Wind speed | 14.3mph | ||
| Wind temperature | 61°F | ||
| Precipitation | 2.8in | ||
| Number of days of rain | 5 jour(s) (16%) | ||
| Humidity | 86% | ||
| Visibility in kilometers | 9.54km | ||
| Cloud cover | 39% | ||
| Our opinion | cold swimming |
Chart of the tides in july 2025
Tide times in july 2025 in Boulogne-sur-Mer
Swim elsewhere in the North of France in july
| City | Average T° | Min. T° | Max. T° | Our opinion | Calais in july | 62°F | 64°F | cold swimming | Dunkirk in july | 63°F | 65°F | cold swimming | Le Touquet in july | 62°F | 64°F | cold swimming | Bray-Dunes in july | 63°F | 65°F | cold swimming | Wissant in july | 61°F | 64°F | cold swimming | Audinghen in july | 61°F | 64°F | cold swimming | Escalles in july | 61°F | 64°F | cold swimming | Petit Fort Philippe in july | 62°F | 64°F | cold swimming |
Swim in the North of France in july: sea temperature by city