Average annual temperature is 23.5 °C
Absolute maximum temperature: 28.4 °C
Absolute minimum temperature: 18.1 °C
Number of sunny days: 39 days
Number of rainy days: 326 days
Look at detailed online map of Grand Baie
* Weather data for Grand Baie Mauritius is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 25.9 | 26.0 | 26.6 | 26.1 | 25.3 | 24.4 | 24.3 | 24.2 | 24.6 | 26.2 | 27.6 | 28.4 |
| Average daytime temperature (°C) | 24.7 | 25.3 | 25.6 | 25.2 | 24.4 | 23.3 | 23.5 | 23.2 | 23.4 | 24.8 | 26.3 | 27.0 |
| Average temperature (°C) | 24.1 | 24.6 | 25.0 | 24.6 | 23.8 | 22.4 | 21.8 | 21.3 | 21.5 | 22.8 | 24.2 | 25.3 |
| Average night temperature (°C) | 23.3 | 23.7 | 24.0 | 23.7 | 23.0 | 21.4 | 20.3 | 19.7 | 19.9 | 20.7 | 21.9 | 23.4 |
| Absolute minimum temperature (°C) | 21.8 | 22.5 | 22.3 | 22.8 | 20.8 | 18.7 | 19.1 | 18.1 | 18.1 | 18.7 | 20.5 | 22.5 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 13.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 | 13.0 |
| Daylight mean duration (h) | 13.2 | 12.7 | 12.2 | 11.6 | 11.2 | 11.0 | 11.1 | 11.5 | 12.0 | 12.5 | 13.0 | 13.3 |
| Daylight minimum duration (h) | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 | 10.0 | 10.0 | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 |
| Sunshine mean duration (h) | 11.6 | 11.9 | 10.3 | 10.5 | 10.3 | 9.9 | 9.9 | 10.4 | 11.0 | 11.3 | 12.0 | 11.8 |
| Precipitation (mm) | 53 | 37 | 149 | 78 | 39 | 40 | 55 | 53 | 67 | 91 | 70 | 139 |
| Sunny days | 7 | 6 | 3 | 2 | 9 | 3 | 3 | 0 | 2 | 2 | 2 | 0 |
| Rainy days | 24 | 22 | 28 | 28 | 22 | 27 | 28 | 31 | 28 | 29 | 28 | 31 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Grand Baie is at