All data are in degrees Fahrenheit

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Water temperature in Dunkerque

Detailed information about the current water temperature in Dunkerque. The trend over the last two weeks, daily averages, and precise forecast of the water temperature changes. Gain a deeper understanding of seasonal dynamics with monthly statistical analyses covering recent years.
Sea temperature in Dunkerque now

66.1

°F

June 24, 13:51

Trend:

increasing

Yesterday:

64.6°F

Tomorrow:

66.3°F

Sunrise:

05:36

Sunset:

22:09

Day Length:

16 h. 33 min.

Dunkerque in June

Minimum:

42.8°F

Average:

47.2°F

Maximum:

50.3°F

Sea water temperature in Dunkerque today

As of now, in Dunkerque, the water temperature is 66.1°F. Swimming in water of this temperature is generally concidered to be cool, and most people won't really enjoy it. Today's reading is 3.4°F higher than the average recorded on this particular day in recent years. Since yesterday, there was a noticeable increase in temperature. This indicates a warming trend over the past day. According to the forecast, we expect the temperature to rise a bit.

Recent sea temperature and forecast

Today's water temperature is notably higher than the average recorded over the past two weeks, indicating a significant warming trend. It is also close to the historical maximum temperature for this date. The maximum temperature recorded for this date was 64.8°F on 2025, while the historical minimum was 60.6°F on 2016.

The water temperature over the last two weeks displayed soome variability. While the two week average stayed close to the historical average, there were some days when the temperature was close to the maximum recorded over the past years. The forecast for the upcoming week suggests a gradual increase. The average temperature is expected to rise up to 66.8°F, with minimum temperature starting at 66.3°F, while the maximum might reach 67.3°F.

Daily water temperature in Dunkerque

Date Current Year

actual* / forecast**

last year 10 years average
Jun 10 60.6°F 58.9°F 59.7°F
Jun 11 60.6°F 59.1°F 59.8°F
Jun 12 60.7°F 60.1°F 60.1°F
Jun 13 60.1°F 61.0°F 60.2°F
Jun 14 60.7°F 60.7°F 60.5°F
Jun 15 61.1°F 60.8°F 60.8°F
Jun 16 61.0°F 61.5°F 61.0°F
Jun 17 61.4°F 62.6°F 61.3°F
Jun 18 61.7°F 63.4°F 61.4°F
Jun 19 62.6°F 63.9°F 61.6°F
Jun 20 62.8°F 64.6°F 62.0°F
Jun 21 63.6°F 64.5°F 62.1°F
Jun 22 64.6°F 64.7°F 62.3°F
Jun 23 64.6°F 64.4°F 62.6°F
Jun 24 66.1°F 64.8°F 62.7°F
Jun 25 66.3°F 64.9°F 62.9°F
Jun 26 66.6°F 64.3°F 63.1°F
Jun 27 66.4°F 63.6°F 63.0°F
Jun 28 66.8°F 65.0°F 63.4°F
Jun 29 67.0°F 65.8°F 63.6°F
Jun 30 67.2°F 66.4°F 63.8°F
Jul 1 67.3°F 66.8°F 63.9°F

* actual - actual temperature values

** forecast - projected values for the next week

Real-time coastal temperatures could deviate by several degrees from the provided readings. These deviations often become evident following intense rainfall or strong winds.

Our forecasting methodology leverages a mathematical model, that uses current water and weather conditions, historical records, wind intensity and direction.

Sea water temperature in Dunkerque by month

In an average year, Dunkerque offers no days when the water temperature is warm enough to swim comfortably.
The warmest water in Dunkerque was recorded on August 13, 2022, reaching a 70.7°F. While the coldest temperature occurred on March 2, 2018, dipping to 39.3°F. The average readings by season are 46.5°F in Winter, 50.2°F in Spring, 64.4°F in Summer, and 59.9°F in Autumn.

Popular neighboring cities and resorts

City Water temperature* Distance**
Calais 65.5°F 23mi
Ostend 67.3°F 27mi
Brugge 67.8°F 39mi
Boulogne-sur-Mer 65.3°F 40mi

* current water temperature in this city

** straight line distance from Dunkerque