May · Mauritius
Best time to visit Grand Baie in May Weather, crowds & prices
Weather in Grand Baie in May
Average temperature 26°C, 51 mm of rain, about 16 days with 6+ hours of sunshine and 76% humidity — based on the five most recent complete years of ERA5 data (2021–2025).
May score
8.5/10
Ranked #8 of 12 months
- Avg temp
- 26°C
- Rainfall
- 51 mm
- Humidity
- 76%
- Days with 6h+ sun
- 16
- Crowd Density
- Moderate Crowds
- Average Expenses
- $$ · Moderate Cost ($$)
May in Grand Baie scores 8.5/10 for beach and coastal travel - ranked #8 of 12. Expect around 26°C, 51 mm of rain, and roughly 16 days with 6+ hours of sunshine this month.
Grand Baie curves around a sheltered north-coast lagoon, with catamaran trips and restaurants along the waterfront.
May ranks 8th of 12 for Grand Baie — one of the best windows
May averages 26°C (78°F) — warm enough for beach and boat plans, still short of the heat that pushes sightseeing into early morning.
Rainfall runs 51 mm, so plan one flexible day in three; you still get about 16 days with 6+ hours of sunshine and 11.1 hours of daylight.
A 8.5/10 puts this among the year's best months in Grand Baie (8th of 12); only September scores higher, at 9.8/10.
Pack light clothing, swimwear and real sun protection, a packable rain layer.
Plan for mid-season pricing, with crowds are moderate.
Frequently asked
- What is the weather like in Grand Baie in May?
- In May, Grand Baie averages 26°C, 51 mm of rain, and about 16 days with 6+ hours of sunshine. Its climate-comfort score is 8.5/10.
- Is May a good time to visit Grand Baie?
- May earns a 8.5/10 climate-comfort score. Use the year-round chart to weigh the weather against your budget and crowd preferences.
- How much does it rain in Grand Baie in May?
- Expect about 51 mm of rain in May. Average humidity is 76% and there are about 16 days with 6+ hours of sunshine.
Curated in Grand Baie
Tickets & experiences
Things to do in Grand Baie
Grand Baie, Mauritius. Live activities and tours from GetYourGuide, matched to this destination.