All data are in degrees Fahrenheit

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Water temperature in Boulogne-sur-Mer

Detailed information about the current water temperature in Boulogne-sur-Mer. 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 Boulogne-sur-Mer now

60.2

°F

October 21, 17:41

Trend:

stable

Yesterday:

60.1°F

Tomorrow:

60.0°F

Sunrise:

08:26

Sunset:

18:50

Day Length:

10 h. 24 min.

Boulogne-sur-Mer in October

Minimum:

46.0°F

Average:

48.2°F

Maximum:

51.2°F

Sea water temperature in Boulogne-sur-Mer today

As of now, in Boulogne-sur-Mer, the water temperature is 60.2°F. Swimming in water of this temperature is considered as extremely cold, and there's a substantial risk of hypothermia if exposed for more than a brief duration. Today's reading is about the same as the average recorded on this particular day in recent years. The sea temperature remains approximately unchanged from yesterday. According to the forecast, we expect the temperature to fall a bit.

Recent sea temperature and forecast

Today's water temperature is slightly lower than the average registered over the last two weeks, indicating a slight cooling trend. It also aligns closely with the historical average temperature for this date, indicating a typical climate pattern. The maximum temperature recorded for this date was 62.5°F on 2023, while the historical minimum was 58.2°F on 2020.

Over the last two weeks, the water temperature has stayed slightly lower than historical averages for those days. The forecast for the upcoming week shows a gradual cooling trend. The average temperature is expected to be 59.6°F, the minimum temperature may reach 59.3°F, and the maximum might stay at 60.0°F.

Daily water temperature in Boulogne-sur-Mer

Date Current Year

actual* / forecast**

last year 10 years average
Oct 7 60.9°F 61.5°F 61.9°F
Oct 8 61.0°F 61.2°F 61.7°F
Oct 9 60.9°F 61.5°F 61.6°F
Oct 10 60.8°F 61.3°F 61.4°F
Oct 11 60.7°F 60.9°F 61.5°F
Oct 12 60.7°F 60.7°F 61.5°F
Oct 13 60.6°F 60.3°F 61.4°F
Oct 14 60.4°F 60.2°F 61.2°F
Oct 15 60.3°F 60.1°F 61.1°F
Oct 16 60.2°F 60.0°F 60.9°F
Oct 17 60.2°F 59.7°F 60.7°F
Oct 18 60.1°F 59.6°F 60.4°F
Oct 19 60.0°F 59.1°F 60.3°F
Oct 20 60.1°F 59.1°F 60.2°F
Oct 21 60.2°F 59.3°F 60.2°F
Oct 22 60.0°F 59.4°F 60.1°F
Oct 23 59.9°F 59.7°F 60.0°F
Oct 24 59.8°F 59.2°F 59.8°F
Oct 25 59.6°F 59.1°F 59.6°F
Oct 26 59.5°F 59.5°F 59.5°F
Oct 27 59.5°F 59.6°F 59.5°F
Oct 28 59.3°F 58.9°F 59.3°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 Boulogne-sur-Mer by month

In an average year, Boulogne-sur-Mer offers no days when the water temperature is warm enough to swim comfortably.
The warmest water in Boulogne-sur-Mer was recorded on August 22, 2022, reaching a 70.1°F. While the coldest temperature occurred on February 19, 2021, dipping to 41.6°F. The average readings by season are 48.0°F in Winter, 49.8°F in Spring, 63.4°F in Summer, and 60.7°F in Autumn.

Popular neighboring cities and resorts

City Water temperature* Distance**
Calais 59.7°F 19mi
Dunkerque 59.3°F 40mi
Canterbury 56.9°F 45mi

* current water temperature in this city

** straight line distance from Boulogne-sur-Mer