Average annual temperature is 29.1 °C
Absolute maximum temperature: 42.7 °C
Absolute minimum temperature: 15.7 °C
Number of sunny days: 260 days
Number of rainy days: 105 days
Look at detailed online map of Iliassa
* Weather data for Iliassa Senegal is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 36.4 | 40.0 | 41.7 | 42.7 | 42.5 | 42.4 | 38.0 | 35.5 | 35.5 | 37.8 | 37.6 | 36.9 |
| Average daytime temperature (°C) | 32.5 | 36.6 | 39.2 | 40.2 | 39.7 | 37.7 | 33.8 | 32.5 | 32.8 | 35.1 | 35.9 | 33.8 |
| Average temperature (°C) | 25.0 | 28.7 | 30.8 | 32.8 | 33.0 | 31.5 | 28.8 | 27.9 | 28.0 | 29.3 | 27.8 | 25.8 |
| Average night temperature (°C) | 19.2 | 21.9 | 23.1 | 25.7 | 26.8 | 26.4 | 25.0 | 24.7 | 24.5 | 24.8 | 21.3 | 19.6 |
| Absolute minimum temperature (°C) | 15.9 | 18.6 | 20.0 | 22.7 | 22.6 | 25.0 | 23.4 | 23.7 | 23.0 | 23.7 | 16.8 | 15.7 |
| 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 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 |
| Daylight mean duration (h) | 11.4 | 11.7 | 12.1 | 12.4 | 12.8 | 12.9 | 12.9 | 12.6 | 12.2 | 11.8 | 11.5 | 11.3 |
| 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) | 9.5 | 10.5 | 10.7 | 11.1 | 10.3 | 10.2 | 9.1 | 8.4 | 8.9 | 9.8 | 10.3 | 9.8 |
| Precipitation (mm) | 0 | 0 | 0 | 0 | 2 | 40 | 143 | 183 | 195 | 43 | 0 | 0 |
| Sunny days | 31 | 28 | 31 | 30 | 28 | 18 | 5 | 7 | 4 | 17 | 30 | 31 |
| Rainy days | 0 | 0 | 0 | 0 | 3 | 12 | 26 | 24 | 26 | 14 | 0 | 0 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Iliassa is at