Grand Baie, Mauritius: vitamin D, best months and travel guide
Lively northern resort with shops, restaurants and boat trips. Best for: families, couples, groups.
The best months for vitamin D in Grand Baie are April to December, when a full dose takes about 6 minutes at midday. Rainy or stormy from January to March.
Grand Baie month by month
| Month | Rating | Sun window | Peak UV | Full dose, age 30 | Afternoon high | Rainy days |
|---|---|---|---|---|---|---|
| January | Bad weather | 8.4 h | 8.7 | 6 min | 30°C | 24/30 |
| February | Bad weather | 8.7 h | 9.2 | 6 min | 30°C | 14/30 |
| March | Bad weather | 8.0 h | 8.4 | 6 min | 29°C | 22/30 |
| April | Excellent | 7.3 h | 7.1 | 8 min | 29°C | 13/30 |
| May | Good | 6.6 h | 6.2 | 9 min | 27°C | 10/30 |
| June | Good | 6.2 h | 5.5 | 10 min | 26°C | 7/30 |
| July | Good | 6.7 h | 5.9 | 9 min | 26°C | 5/30 |
| August | Excellent | 7.1 h | 6.8 | 8 min | 26°C | 5/30 |
| September | Excellent | 8.1 h | 8.2 | 7 min | 27°C | 8/30 |
| October | Excellent | 8.5 h | 8.9 | 6 min | 28°C | 9/30 |
| November | Excellent | 9.0 h | 9.3 | 6 min | 30°C | 10/30 |
| December | Excellent | 9.4 h | 9.6 | 6 min | 30°C | 15/30 |
Sun window is the number of hours a day with UV Index 2.5 or higher. Full dose is the minutes at midday for about 1,000 IU of vitamin D with a quarter of the body bare, for skin type III. Rainy days are days with at least 1 mm out of 30.
What to expect in Grand Baie
Lively northern resort with shops, restaurants and boat trips. Warm all year, with a hot, wet season from January to March and cyclone risk. The south and east coasts are windy, while the north and west are calm. Resorts are mostly upmarket.
In Grand Baie afternoon highs average from 26°C in August to 30°C in December. The wettest month is January (about 24 rainy days out of 30) and the driest is August (5). Midday UV peaks at 9.6 in December, which is very strong, so protect your skin.
More about Mauritius · Mauritius in November · Best places in November
Questions about Grand Baie
When is the best time to visit Grand Baie for vitamin D?
The best months for vitamin D in Grand Baie are April to December, when a full dose takes about 6 minutes at midday.
What is the weather like in Grand Baie?
Afternoon highs average from 26°C in August to 30°C in December. The wettest month is January, with about 24 rainy days out of 30.
Which months should I avoid in Grand Baie?
For a beach stay, avoid the months when it is rainy or stormy from January to March.