Average annual temperature is 24.9 °C
Absolute maximum temperature: 34.1 °C
Absolute minimum temperature: 16.2 °C
Number of sunny days: 268 days
Number of rainy days: 97 days
Look at detailed online map of Ilhéu
* Weather data for Ilhéu Cape Verde 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 | 26.1 | 31.4 | 34.1 | 29.0 | 30.7 | 32.0 | 31.6 | 32.3 | 33.7 | 32.1 | 31.6 |
| Average daytime temperature (°C) | 25.8 | 23.9 | 27.1 | 27.1 | 27.0 | 28.6 | 29.9 | 30.2 | 30.3 | 31.7 | 30.0 | 28.2 |
| Average temperature (°C) | 22.8 | 21.2 | 22.8 | 23.5 | 23.9 | 25.2 | 26.5 | 27.0 | 27.4 | 27.7 | 26.3 | 24.5 |
| Average night temperature (°C) | 20.7 | 19.5 | 19.7 | 20.8 | 21.7 | 22.6 | 24.1 | 24.7 | 25.3 | 25.0 | 23.3 | 21.8 |
| Absolute minimum temperature (°C) | 16.2 | 18.5 | 17.2 | 18.2 | 19.9 | 20.5 | 21.6 | 23.5 | 24.1 | 22.9 | 19.5 | 19.3 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 | 13.0 | 13.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 |
| Daylight mean duration (h) | 11.3 | 11.6 | 12.1 | 12.5 | 12.8 | 13.0 | 12.9 | 12.6 | 12.2 | 11.8 | 11.4 | 11.2 |
| Daylight minimum duration (h) | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 |
| Sunshine mean duration (h) | 9.6 | 10.1 | 10.9 | 10.9 | 10.9 | 11.1 | 10.7 | 9.9 | 10.5 | 10.7 | 10.2 | 10.0 |
| Precipitation (mm) | 0 | 7 | 0 | 0 | 4 | 0 | 43 | 128 | 91 | 8 | 0 | 0 |
| Sunny days | 30 | 23 | 29 | 29 | 29 | 26 | 5 | 8 | 10 | 22 | 26 | 31 |
| Rainy days | 1 | 5 | 2 | 1 | 2 | 4 | 26 | 23 | 20 | 9 | 4 | 0 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Ilhéu is at