Average annual temperature is 26.1 °C
Absolute maximum temperature: 29.6 °C
Absolute minimum temperature: 23.0 °C
Number of sunny days: 38 days
Number of rainy days: 327 days
Look at detailed online map of Grand Anse
* Weather data for Grand Anse Seychelles is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 27.5 | 28.3 | 29.6 | 29.3 | 28.8 | 28.1 | 25.9 | 26.8 | 27.2 | 28.1 | 28.7 | 28.4 |
| Average daytime temperature (°C) | 26.4 | 27.3 | 28.1 | 27.9 | 27.8 | 26.6 | 25.3 | 25.7 | 26.4 | 26.9 | 27.6 | 27.3 |
| Average temperature (°C) | 25.3 | 26.5 | 27.0 | 26.8 | 27.1 | 26.0 | 24.9 | 25.2 | 25.7 | 26.0 | 26.5 | 26.1 |
| Average night temperature (°C) | 24.1 | 25.3 | 25.5 | 25.3 | 25.9 | 25.2 | 24.1 | 24.5 | 24.8 | 25.0 | 24.9 | 24.9 |
| Absolute minimum temperature (°C) | 23.0 | 23.3 | 23.0 | 23.6 | 23.2 | 23.6 | 23.1 | 23.5 | 24.1 | 23.5 | 23.9 | 23.3 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 12.0 | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 |
| Daylight mean duration (h) | 12.3 | 12.2 | 12.1 | 12.0 | 11.9 | 11.9 | 11.9 | 12.0 | 12.1 | 12.2 | 12.3 | 12.4 |
| Daylight minimum duration (h) | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 | 12.0 |
| Sunshine mean duration (h) | 8.8 | 10.4 | 11.0 | 9.7 | 10.6 | 10.2 | 10.3 | 10.3 | 7.6 | 9.6 | 10.1 | 8.6 |
| Precipitation (mm) | 427 | 91 | 109 | 314 | 81 | 92 | 62 | 122 | 417 | 264 | 241 | 663 |
| Sunny days | 3 | 6 | 7 | 3 | 6 | 5 | 1 | 4 | 0 | 2 | 1 | 0 |
| Rainy days | 28 | 22 | 24 | 27 | 25 | 25 | 30 | 27 | 30 | 29 | 29 | 31 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Grand Anse is at