Grand Baie, Mauritius weather in May
Temperature, sea and sunshine in May: long-term averages from 30 years of weather data, not a forecast.
Holiday weather in May
Good
Best time to visit: September – June
What is the weather like in Grand Baie, Mauritius in May?
In May, Grand Baie, Mauritius is warm: daytime highs average 26 °C, and even at night it stays warm at around 23 °C. The sea averages 26.7 °C – lovely and warm for swimming. The sun shines for around 7 hours a day. It is the rainy season: rain falls on about 15 days, totalling 63 mm. The air is often humid and muggy. All in all, May is a good month for a holiday in Grand Baie, Mauritius.
May compared
How the weather changes from April to June. Tap a month to open it.
More details for May
- Daylight
- 11 h 11 min06:30 – 17:41
- UV index
- 7 · highclear sky, noon (estimate)All months
- Muggy days
- 25 daysdew point 18 °C or more
- Wind
- 25 km/haverage daily peak
- Cloud cover
- 45 %on average
- Hot days
- 0 days30 °C or more
- Time zone
- UTC+4Indian/Mauritius
How the score comes together
- Temperatureweight 35 %100 %
- Seaweight 25 %100 %
- Sunshineweight 20 %67 %
- Few rainy daysweight 20 %20 %
Each factor is rated from 0 to 100 % and weighted for the travel style “Sun, sea & sand”.
What to pack in May
- Swimwear
- Sunscreen
- Sunglasses & sun hat
- Light, breathable clothes
- Insect repellent
- Rain jacket or umbrella
Grand Baie, Mauritius in May: quick answers
Is Grand Baie, Mauritius hot in May?
Warm rather than hot: in May, daytime highs in Grand Baie, Mauritius average 26 °C and nights cool to about 23 °C.
Can you swim in Grand Baie, Mauritius in May?
Yes. In May the sea averages 26.7 °C – lovely and warm for swimming.
Does it rain much in Grand Baie, Mauritius in May?
It rains often – on about 15 days, adding up to 63 mm.
Grand Baie, Mauritius month by month
The whole year in Grand Baie, MauritiusAll destinations: MauritiusWhere to go in MaySea temperature in May
Climate averages 1996–2025, not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, WMO 1991–2020 (NOAA NCEI), GeoNames (CC BY 4.0)