All data are in degrees Fahrenheit

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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.
Sea temperature in Port Louis now

81.6

°F

December 11, 19:40

Trend:

increasing

Yesterday:

81.6°F

Tomorrow:

81.7°F

Sunrise:

05:23

Sunset:

18:43

Day Length:

13 h. 20 min.

Port Louis in December

Minimum:

81.1°F

Average:

82.6°F

Maximum:

84.4°F

Sea water temperature in Port Louis today

As of now, in Port Louis, the water temperature is 81.6°F. It's safe to say that the water is comfortably warm for various water-related activities. Today's reading is 1.0°F higher 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 stay about the same.

Recent sea temperature and forecast

The water temperature today is above average for the last two weeks, showing a small increase in temperature. It is also close to the historical maximum temperature for this date. The maximum temperature recorded for this date was 82.2°F on 2018, while the historical minimum was 78.7°F on 2022.

The water temperature over the last two weeks displayed soome variability. While the two week average stayed close to the historical average, there were some days when the temperature was close to the maximum recorded over the past years. The forecast for the upcoming week suggests a gradual increase. The average temperature is expected to rise up to 82.0°F, with minimum temperature starting at 81.7°F, while the maximum might reach 82.4°F.

Daily water temperature in Port Louis

Date Current Year

actual* / forecast**

last year 10 years average
Nov 27 80.2°F 79.5°F 79.5°F
Nov 28 80.4°F 79.4°F 79.5°F
Nov 29 80.2°F 79.4°F 79.6°F
Nov 30 80.3°F 79.3°F 79.7°F
Dec 1 80.5°F 79.3°F 79.8°F
Dec 2 81.0°F 79.4°F 79.9°F
Dec 3 81.1°F 79.4°F 80.0°F
Dec 4 81.3°F 79.5°F 80.1°F
Dec 5 81.3°F 79.7°F 80.2°F
Dec 6 81.4°F 79.9°F 80.3°F
Dec 7 81.7°F 79.9°F 80.4°F
Dec 8 81.6°F 79.9°F 80.5°F
Dec 9 81.6°F 80.1°F 80.7°F
Dec 10 81.6°F 79.9°F 80.7°F
Dec 11 81.6°F 80.0°F 80.7°F
Dec 12 81.7°F 80.0°F 80.8°F
Dec 13 81.9°F 80.2°F 80.9°F
Dec 14 82.0°F 80.2°F 81.0°F
Dec 15 82.1°F 80.2°F 81.1°F
Dec 16 82.0°F 80.2°F 81.1°F
Dec 17 82.2°F 80.3°F 81.2°F
Dec 18 82.4°F 80.2°F 81.4°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 Port Louis, the water temperature is comfortable for swimming all year round.
The warmest water in Port Louis was recorded on February 12, 2025, reaching a 85.6°F. While the coldest temperature occurred on August 27, 2022, dipping to 73.3°F. The average readings by season are 82.2°F in Winter, 82.0°F in Spring, 76.4°F in Summer, and 76.6°F in Autumn.

Popular neighboring cities and resorts

City Water temperature* Distance**
Grand Baie 82.0°F 11mi
Flic en Flac 81.8°F 12mi
Grand Gaube 81.8°F 15mi
Beau Vallon 81.5°F 22mi

* current water temperature in this city

** straight line distance from Port Louis