Swimming in Dunkirk in august 2025: Average sea temperature in august and tide times in august 2025

Average sea temperature in Dunkirk in august 2025.

In august, according to seasonal norms, the sea temperature in Dunkirk is:

Minimum: 63°F

Average: 66°F

Maximum: 68°F

Other useful seasonal weather averages in august:

  • Outside temperature: 62°F to 70°F
  • Most common weather: "Clear/Sunny"
  • The wind blows at 9.9mph
  • It rains a total of 4.1in, over 7 day(s).

Should we swim in Dunkirk in august?

Yes... and no. The water temperature in Dunkirk in august is cool

Swimming in august on the beaches of Dunkirk is possible but the sea water is cool. So even though the sea temperature sometimes climbs to 68°F, it can also be as low as 63°F! Note that the average is 66°F.

Note also that in august, the climate is good with an average outside temperature of 66°F, 4.1in of precipitation (over 7 days) and 83.46 % humidity.

Water and normal seasonal temperatures in Dunkirk in august

August
Average sea temperature 66°F
Minimum sea temperature 63°F
Maximum sea temperature 68°F
Average outside temperature 67°F
Maximum outside temperature 70°F
Minimum outside temperature 63°F
Wind speed 13.7mph
Wind temperature 61°F
Precipitation 4.1in
Number of days of rain 7 jour(s)
(21%)
Humidity 84%
Visibility in kilometers 9.5km
Cloud cover 38%
Our opinion cool swimming

Chart of the tides in august 2025

Tide times in august 2025 in Dunkirk

Swim elsewhere in the North of France in august

City Average T° Max. T° Our opinion
Boulogne-sur-Mer in august65°F67°Fcool swimming
Calais in august64°F67°Fcool swimming
Le Touquet in august65°F67°Fcool swimming
Bray-Dunes in august66°F68°Fcool swimming
Wissant in august65°F67°Fcool swimming
Audinghen in august65°F67°Fcool swimming
Escalles in august64°F67°Fcool swimming
Petit Fort Philippe in august64°F67°Fcool swimming

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

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