- Temperature
- 24–28°C
- Snowfall
- None — tropical island location
- Climate Type
- Tropical monsoon (Köppen Am)
- Best Months To Visit
- May to October (cool season, lower rainfall)
Updated July 2026 · Sources cited: weather-and-climate.com, weather-atlas.com
Good to know
Good to Know
- Grand Baie has warm weather year-round; even the 'cool' months (June–August) average 24–27°C (76–80°F).
- The wet season (January–May) brings occasional heavy showers but is not always rainy — expect mix of sunny days and rain.
- Sea bathing is possible all year due to stable ocean temperatures (23.5–28°C (74–82°F) / 74–82°F).
- UV index peaks January–April and November–December; sun protection is essential.
- November is the driest month overall, making late autumn an excellent time to visit.
Humidity
- Year Round Percent
- 74–79%
Rainfall
- Annual Mm
- 824
- Annual Inches
- 32
Dry Season
- Months
- June to December
- Description
- Much lower rainfall
Wet Season
- Months
- January to May
- Description
- Heavy precipitation, with peak in February–March
Driest Month
- Mm
- 13
- Month
- September
- Inches
- 0.5
Wettest Month
- Mm
- 140
- Month
- March
- Inches
- 5.5
Snowfall
None — tropical island location
Temperature
- Annual Average Celsius
- 25.2
- Annual Average Fahrenheit
- 77.4
Coolest Month
- Month
- August
- High Celsius
- 24
- High Fahrenheit
- 75
Warmest Month
- Month
- February
- High Celsius
- 28
- High Fahrenheit
- 82
Climate Type
Tropical monsoon (Köppen Am)
Sea Temperature
Coolest Month
- Month
- August
- Celsius
- 23.5
- Fahrenheit
- 74
Warmest Month
- Month
- February
- Celsius
- 28
- Fahrenheit
- 82
Best Months To Visit
May to October (cool season, lower rainfall)
Worst Months To Visit
January to February (peak heat, heaviest rain)
AI-generated estimateData refreshed July 2026
Sources cited for this category
These are the sources cited in this climate & weather research for this city. Individual figures may not each trace to one of them.
More About Grand Baie
Data last updated July 2026 · Verify anything important.