Grand Baie, Mauritius weather in August
Temperature, sea and sunshine in August: long-term averages from 30 years of weather data, not a forecast.
Holiday weather in August
Good
Best time to visit: September – June
What is the weather like in Grand Baie, Mauritius in August?
In August, Grand Baie, Mauritius is warm: daytime highs average 23 °C, and even at night it stays warm at around 20 °C. The sea averages 23.6 °C – pleasant for swimming. The sun shines for around 8 hours a day. Rain is frequent, with about 11 rainy days and 38 mm in total. It is often windy, with gusts of around 29 km/h. All in all, August is a good month for a holiday in Grand Baie, Mauritius.
August compared
How the weather changes from July to September. Tap a month to open it.
| JulyJul | AugustAug | SeptemberSep | |
|---|---|---|---|
| Score | 72 | 75 | 81 |
| Day | 23° | 23° | 24° |
| Night | 20° | 20° | 20° |
| Sea | 24° | 24° | 24° |
| Sun | 7 h | 8 h | 9 h |
| Rain days | 13 | 11 | 12 |
More details for August
- Daylight
- 11 h 25 min06:32 – 17:57
- UV index
- 8 · very highclear sky, noon (estimate)
- Muggy days
- 5 daysdew point 18 °C or more
- Wind
- 29 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 %73 %
- Seaweight 25 %94 %
- Sunshineweight 20 %78 %
- Few rainy daysweight 20 %49 %
Each factor is rated from 0 to 100 % and weighted for the travel style “Sun, sea & sand”.
What to pack in August
- Swimwear
- Sunscreen
- Sunglasses & sun hat
- Rain jacket or umbrella
- Windproof jacket
Grand Baie, Mauritius in August: quick answers
Is Grand Baie, Mauritius hot in August?
Warm rather than hot: in August, daytime highs in Grand Baie, Mauritius average 23 °C and nights cool to about 20 °C.
Can you swim in Grand Baie, Mauritius in August?
Yes. In August the sea averages 23.6 °C – pleasant for swimming.
Does it rain much in Grand Baie, Mauritius in August?
Rain is frequent, with about 11 rainy days and 38 mm in total.
Grand Baie, Mauritius month by month
The whole year in Grand Baie, MauritiusAll destinations: Mauritius
Climate averages 1996–2025, not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, GeoNames (CC BY 4.0)