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

71.0

°F

August 19, 19:30

Trend:

stable

Yesterday:

70.5°F

Tomorrow:

70.8°F

Sunrise:

06:43

Sunset:

21:05

Day Length:

14 h. 22 min.

Dunkerque in August

Minimum:

42.5°F

Average:

47.0°F

Maximum:

50.4°F

Sea water temperature in Dunkerque today

As of now, in Dunkerque, the water temperature is 71.0°F. Swimming in water of this temperature is seen as relatively warm and enjoyable for some individuals, although many might find it slightly too cool. Today's reading is 3.6°F higher than the average recorded on this particular day in recent years. Since yesterday, there was a slight increase in temperature. This indicates a warming trend over the past day. According to the forecast, we expect the temperature to stay about the same.

Recent sea temperature and forecast

Today's reading indicates a minor change compared to the average water temperature of the last two weeks, but the overall trend remains steady. It is also close to the historical maximum temperature for this date. The maximum temperature recorded for this date was 69.8°F on 2022, while the historical minimum was 65.5°F on 2021.

Observations from the last two weeks indicate that the water temperature was in proximity to the highest values recorded on those days in the past. Over the next week, the forecast shows a steady trend, with temperatures staying close to the average of 70.7°F. Both minimum and maximum temperatures expected to be close to the average, offering a week of stable water conditions.

Daily water temperature in Dunkerque

Date Current Year

actual* / forecast**

last year 10 years average
Aug 5 70.9°F 67.0°F 67.1°F
Aug 6 71.4°F 67.3°F 67.2°F
Aug 7 70.4°F 67.1°F 67.0°F
Aug 8 70.9°F 67.3°F 67.1°F
Aug 9 70.8°F 67.2°F 67.0°F
Aug 10 70.9°F 67.3°F 67.0°F
Aug 11 70.9°F 67.4°F 67.2°F
Aug 12 70.7°F 68.1°F 67.4°F
Aug 13 70.9°F 68.6°F 67.5°F
Aug 14 71.0°F 68.1°F 67.5°F
Aug 15 71.3°F 68.3°F 67.6°F
Aug 16 70.9°F 68.6°F 67.7°F
Aug 17 70.3°F 68.3°F 67.7°F
Aug 18 70.5°F 68.3°F 67.5°F
Aug 19 71.0°F 68.4°F 67.4°F
Aug 20 70.8°F 68.7°F 67.3°F
Aug 21 70.7°F 68.4°F 67.2°F
Aug 22 70.7°F 68.5°F 67.1°F
Aug 23 70.7°F 67.9°F 67.1°F
Aug 24 70.8°F 67.7°F 67.2°F
Aug 25 70.7°F 67.6°F 67.1°F
Aug 26 70.8°F 67.6°F 67.2°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 6, 2026, reaching a 71.4°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, 64.6°F in Summer, and 59.9°F in Autumn.

Popular neighboring cities and resorts

City Water temperature* Distance**
Calais 70.2°F 23mi
Ostend 71.5°F 27mi
Brugge 71.2°F 39mi
Boulogne-sur-Mer 71.4°F 40mi

* current water temperature in this city

** straight line distance from Dunkerque