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 9.04°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.

48.3

°F

December 31, 02:53

Trend:

decreasing

Yesterday:

48.4°F

Tomorrow:

48.1°F

Sunrise:

08:56

Sunset:

16:59

Day Length:

8 h. 3 min.

Boulogne-sur-Mer in January

Minimum:

47.9°F

Average:

49.4°F

Maximum:

52.4°F

Sea water temperature in Boulogne-sur-Mer today

As of now, in Boulogne-sur-Mer, the water temperature is 48.3°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 1.3°F lower than 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 is also close to the historical minimum temperature for this date. The maximum temperature recorded for this date was 52.5°F on 2015, while the historical minimum was 47.8°F on 2019.

latest data

last year

Over the last two weeks, the water temperature has stayed slightly lower than historical averages for those days. Over the next week, the forecast shows a steady trend, with temperatures staying close to the average of 48.0°F. Both minimum and maximum temperatures expected to be close to the average, offering a week of stable water conditions.

Daily water temperature in Boulogne-sur-Mer

Date	Current Year actual* / forecast**	last year	10 years average
Jan 1	48.1°F	50.3°F	49.4°F
Jan 2	48.2°F	50.4°F	49.5°F
Jan 3	47.9°F	49.2°F	49.3°F
Jan 4	48.0°F	49.6°F	49.3°F
Jan 5	47.9°F	49.5°F	49.3°F
Jan 6	48.0°F	50.2°F	49.3°F
Jan 7	47.8°F	49.9°F	49.1°F
Dec 17	50.3°F	51.0°F	50.5°F
Dec 18	50.0°F	50.2°F	50.4°F
Dec 19	49.8°F	50.2°F	50.2°F
Dec 20	49.5°F	50.3°F	50.3°F
Dec 21	49.5°F	49.2°F	50.1°F
Dec 22	49.6°F	49.5°F	50.1°F
Dec 23	49.2°F	49.7°F	49.9°F
Dec 24	49.0°F	49.8°F	49.8°F
Dec 25	48.9°F	49.9°F	49.8°F
Dec 26	48.5°F	49.9°F	49.7°F
Dec 27	48.1°F	49.9°F	49.7°F
Dec 28	48.0°F	49.9°F	49.5°F
Dec 29	48.2°F	50.3°F	49.7°F
Dec 30	48.4°F	49.9°F	49.7°F
Dec 31	48.3°F	50.1°F	49.6°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 48.2°F in Winter, 49.9°F in Spring, 63.1°F in Summer, and 60.7°F in Autumn.

Popular neighboring cities and resorts

City	Water temperature*	Distance**
Calais	48.1°F	19mi
Dunkerque	47.6°F	40mi
Canterbury	42.2°F	45mi

* current water temperature in this city

** straight line distance from Boulogne-sur-Mer