Average annual temperature is 24.8 °C
Absolute maximum temperature: 30.8 °C
Absolute minimum temperature: 18.1 °C
Number of sunny days: 59 days
Number of rainy days: 306 days
Look at detailed online map of St Martin
* Weather data for St Martin 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) | 30.5 | 29.7 | 30.8 | 30.5 | 29.1 | 27.4 | 26.7 | 27.2 | 28.0 | 29.2 | 30.0 | 30.3 |
| Average daytime temperature (°C) | 28.4 | 28.9 | 28.7 | 28.3 | 27.1 | 25.4 | 24.9 | 25.3 | 26.9 | 27.4 | 27.9 | 28.4 |
| Average temperature (°C) | 26.1 | 26.5 | 26.4 | 25.8 | 24.8 | 23.1 | 22.5 | 22.6 | 23.6 | 24.5 | 25.3 | 26.1 |
| Average night temperature (°C) | 24.1 | 24.4 | 24.3 | 23.9 | 22.8 | 20.9 | 20.4 | 20.1 | 20.9 | 21.7 | 22.7 | 23.8 |
| Absolute minimum temperature (°C) | 22.8 | 22.8 | 22.9 | 21.2 | 21.0 | 18.5 | 18.7 | 18.1 | 18.5 | 19.9 | 20.7 | 22.1 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 | 13.0 |
| Daylight mean duration (h) | 13.2 | 12.8 | 12.2 | 11.6 | 11.1 | 10.9 | 11.0 | 11.4 | 12.0 | 12.6 | 13.1 | 13.3 |
| Daylight minimum duration (h) | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 | 10.0 | 10.0 | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 |
| Sunshine mean duration (h) | 9.8 | 11.5 | 10.3 | 10.0 | 9.7 | 9.7 | 9.9 | 10.3 | 11.1 | 11.5 | 11.2 | 11.2 |
| Precipitation (mm) | 366 | 49 | 170 | 138 | 108 | 29 | 25 | 49 | 15 | 63 | 113 | 133 |
| Sunny days | 1 | 2 | 0 | 1 | 5 | 8 | 9 | 8 | 12 | 7 | 3 | 3 |
| Rainy days | 30 | 26 | 31 | 29 | 26 | 22 | 22 | 23 | 18 | 24 | 27 | 28 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in St Martin is at