All data are in degrees Fahrenheit

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Water temperature in Grand Baie

Detailed information about the current water temperature in Grand Baie. 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 Grand Baie now

82.1

°F

May 1, 16:32

Trend:

stable

Yesterday:

81.9°F

Tomorrow:

82.0°F

Sunrise:

06:26

Sunset:

17:48

Day Length:

11 h. 22 min.

Grand Baie in May

Minimum:

80.5°F

Average:

81.8°F

Maximum:

83.1°F

Sea water temperature in Grand Baie today

As of now, in Grand Baie, the water temperature is 82.1°F. It's safe to say that the water is comfortably warm for various water-related activities. Today's reading is 0.8°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 stay about the same.

Recent sea temperature and forecast

Today's water temperature closely matches the previous two weeks' average, indicating a stable trend. It is also close to the historical maximum temperature for this date. The maximum temperature recorded for this date was 82.7°F on 2025, while the historical minimum was 80.1°F on 2020.

Over the last two weeks, the water temperature has stayed slightly above than historical averages for those days. Over the next week, the forecast shows a steady trend, with temperatures staying close to the average of 81.9°F. Both minimum and maximum temperatures expected to be close to the average, offering a week of stable water conditions.

Daily water temperature in Grand Baie

Date Current Year

actual* / forecast**

last year 10 years average
Apr 17 82.5°F 83.0°F 82.2°F
Apr 18 82.5°F 82.8°F 82.1°F
Apr 19 82.4°F 82.6°F 82.0°F
Apr 20 82.5°F 82.8°F 82.0°F
Apr 21 82.4°F 82.9°F 82.0°F
Apr 22 82.2°F 83.0°F 81.9°F
Apr 23 82.1°F 82.9°F 81.8°F
Apr 24 82.1°F 83.2°F 81.8°F
Apr 25 82.3°F 83.4°F 81.9°F
Apr 26 82.1°F 83.4°F 81.8°F
Apr 27 82.3°F 83.4°F 81.7°F
Apr 28 82.2°F 83.2°F 81.7°F
Apr 29 82.0°F 83.0°F 81.6°F
Apr 30 81.9°F 82.8°F 81.5°F
May 1 82.1°F 82.7°F 81.4°F
May 2 82.0°F 82.7°F 81.3°F
May 3 82.0°F 82.7°F 81.3°F
May 4 82.0°F 82.7°F 81.2°F
May 5 82.0°F 83.0°F 81.2°F
May 6 81.9°F 82.9°F 81.2°F
May 7 81.8°F 82.8°F 81.1°F
May 8 81.8°F 82.7°F 81.0°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 Grand Baie by month

In Grand Baie, the water temperature is comfortable for swimming all year round.
The warmest water in Grand Baie was recorded on February 13, 2025, reaching a 85.2°F. While the coldest temperature occurred on September 12, 2022, dipping to 73.1°F. The average readings by season are 82.0°F in Winter, 81.9°F in Spring, 76.3°F in Summer, and 76.4°F in Autumn.

Popular neighboring cities and resorts

City Water temperature* Distance**
Grand Gaube 82.0°F 5mi
Port Louis 82.4°F 11mi
Flic en Flac 82.5°F 23mi
Beau Vallon 82.1°F 29mi

* current water temperature in this city

** straight line distance from Grand Baie