What is the current water temperature in Boulogne-sur-Mer?

Q: What is the current water temperature in Boulogne-sur-Mer?

As of now, in Boulogne-sur-Mer, the water temperature is 15.85°C. 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.

France > Boulogne-sur-Mer

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.

60.5

°F

May 28, 03:33

Trend:

increasing

Yesterday:

60.2°F

Tomorrow:

60.9°F

Sunrise:

05:50

Sunset:

21:52

Day Length:

16 h. 2 min.

Boulogne-sur-Mer in June

Minimum:

43.9°F

Average:

48.8°F

Maximum:

52.0°F

Sea water temperature in Boulogne-sur-Mer today

As of now, in Boulogne-sur-Mer, the water temperature is 60.5°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 4.2°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 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 58.4°F on 2024, while the historical minimum was 53.4°F on 2021.

latest data

last year

Over the last two weeks, the water temperature has stayed slightly above than historical averages for those days. The forecast for the upcoming week suggests a gradual increase. The average temperature is expected to rise up to 61.4°F, with minimum temperature starting at 60.9°F, while the maximum might reach 62.0°F.

Daily water temperature in Boulogne-sur-Mer

Date	Current Year actual* / forecast**	last year	10 years average
May 14	54.6°F	55.7°F	53.9°F
May 15	54.9°F	55.9°F	54.0°F
May 16	55.2°F	55.3°F	54.0°F
May 17	55.0°F	55.6°F	54.3°F
May 18	54.9°F	55.4°F	54.4°F
May 19	55.5°F	55.4°F	54.5°F
May 20	55.9°F	55.4°F	54.9°F
May 21	56.3°F	55.2°F	55.2°F
May 22	57.5°F	55.6°F	55.5°F
May 23	58.1°F	56.2°F	55.7°F
May 24	57.9°F	56.2°F	55.7°F
May 25	59.3°F	56.2°F	56.0°F
May 26	60.0°F	56.7°F	56.3°F
May 27	60.2°F	56.6°F	56.0°F
May 28	60.5°F	56.5°F	56.3°F
May 29	60.9°F	57.4°F	56.7°F
May 30	60.9°F	57.2°F	56.7°F
May 31	61.3°F	57.6°F	57.1°F
Jun 1	61.4°F	57.3°F	57.2°F
Jun 2	61.7°F	58.7°F	57.5°F
Jun 3	61.8°F	59.3°F	57.6°F
Jun 4	62.0°F	58.4°F	57.8°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 47.8°F in Winter, 50.1°F in Spring, 63.6°F in Summer, and 60.8°F in Autumn.

Popular neighboring cities and resorts

City	Water temperature*	Distance**
Calais	60.2°F	19mi
Dunkerque	61.6°F	40mi
Canterbury	61.4°F	45mi

* current water temperature in this city

** straight line distance from Boulogne-sur-Mer