What is the current water temperature in Port-Louis?

Q: What is the current water temperature in Port-Louis?

As of now, in Port-Louis, the water temperature is 9.46°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 > Port-Louis

Water temperature in Port-Louis

Detailed information about the current water temperature in Port-Louis. 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.

49.0

°F

March 4, 06:28

Trend:

stable

Yesterday:

49.1°F

Tomorrow:

49.2°F

Sunrise:

07:49

Sunset:

19:02

Day Length:

11 h. 13 min.

Port-Louis in March

Minimum:

50.3°F

Average:

52.0°F

Maximum:

54.5°F

Sea water temperature in Port-Louis today

As of now, in Port-Louis, the water temperature is 49.0°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 0.3°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 rise 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 51.7°F on 2024, while the historical minimum was 46.1°F on 2018.

latest data

last year

Over the past two weeks, the water temperature has closely aligned with historical averages for those days. Over the next week, the forecast shows a steady trend, with temperatures staying close to the average of 49.2°F. Both minimum and maximum temperatures expected to be close to the average, offering a week of stable water conditions.

Daily water temperature in Port-Louis

Date	Current Year actual* / forecast**	last year	10 years average
Feb 18	48.2°F	50.8°F	49.2°F
Feb 19	48.4°F	50.8°F	49.1°F
Feb 20	49.0°F	50.6°F	49.2°F
Feb 21	50.2°F	50.5°F	49.3°F
Feb 22	50.7°F	50.3°F	49.4°F
Feb 23	49.4°F	50.9°F	49.3°F
Feb 24	49.5°F	51.1°F	49.4°F
Feb 25	50.3°F	51.6°F	49.7°F
Feb 26	50.1°F	51.7°F	49.7°F
Feb 27	50.1°F	51.6°F	49.6°F
Feb 28	49.5°F	51.7°F	49.5°F
Mar 1	49.4°F	52.0°F	49.4°F
Mar 2	49.1°F	51.9°F	49.4°F
Mar 3	49.1°F	51.9°F	49.4°F
Mar 4	49.0°F	51.7°F	49.3°F
Mar 5	49.2°F	51.7°F	49.6°F
Mar 6	49.3°F	51.3°F	49.6°F
Mar 7	49.2°F	51.4°F	49.5°F
Mar 8	49.1°F	51.1°F	49.4°F
Mar 9	49.2°F	51.2°F	49.5°F
Mar 10	49.2°F	51.0°F	49.5°F
Mar 11	49.4°F	32.0°F	49.7°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 Port-Louis by month

In an average year, Port-Louis offers no days when the water temperature is warm enough to swim comfortably.

The warmest water in Port-Louis was recorded on July 19, 2022, reaching a 68.9°F. While the coldest temperature occurred on January 21, 2025, dipping to 44.8°F. The average readings by season are 50.9°F in Winter, 53.5°F in Spring, 63.4°F in Summer, and 60.2°F in Autumn.

Popular neighboring cities and resorts

City	Water temperature*	Distance**
Lorient	49.0°F	3mi
Baden	48.7°F	21mi
La Baule-Escoublac	49.0°F	54mi

* current water temperature in this city

** straight line distance from Port-Louis