Swimming in Boulogne-sur-Mer in january 2025: Average sea temperature in january and tide times in january 2025

Average sea temperature in Boulogne-sur-Mer in january 2025.

In january, according to seasonal norms, the sea temperature in Boulogne-sur-Mer is:

Minimum: 44°F

Average: 47°F

Maximum: 50°F

Other useful seasonal weather averages in january:

  • Outside temperature: 41°F to 45°F
  • Most common weather: "Cloudy"
  • The wind blows at 0.6mph
  • It rains a total of 3.7in, over 7 day(s).

Should we swim in Boulogne-sur-Mer in january?

No... The water temperature in Boulogne-sur-Mer in january is freezing

You won't be able to swim in Boulogne-sur-Mer in january! The water temperature is freezing, reaching as low as 44°F (and only 50°F at best)! Our advice: if you are going to Boulogne-sur-Mer this month, plan to sightsee and forget the beach!

Note also that in january, the climate is very bad with an average outside temperature of 43°F, 3.7in of precipitation (over 7 days) and 86.43 % humidity.

Water and normal seasonal temperatures in Boulogne-sur-Mer in january

January
Average sea temperature 47°F
Minimum sea temperature 44°F
Maximum sea temperature 50°F
Average outside temperature 43°F
Maximum outside temperature 45°F
Minimum outside temperature 41°F
Wind speed 19.3mph
Wind temperature 34°F
Precipitation 3.7in
Number of days of rain 7 jour(s)
(22%)
Humidity 87%
Visibility in kilometers 8.94km
Cloud cover 58%
Our opinion freezing swimming

Chart of the tides in january 2025

Tide times in january 2025 in Boulogne-sur-Mer

Swim elsewhere in the North of France in january

City Average T° Max. T° Our opinion
Calais in january47°F50°Ffreezing swimming
Dunkirk in january46°F49°Ffreezing swimming
Le Touquet in january47°F50°Ffreezing swimming
Bray-Dunes in january46°F49°Ffreezing swimming
Wissant in january47°F50°Ffreezing swimming
Audinghen in january47°F50°Ffreezing swimming
Escalles in january47°F50°Ffreezing swimming
Petit Fort Philippe in january47°F50°Ffreezing swimming

Swim in the North of France in january: sea temperature by city

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