Average annual temperature is 29.7 °C
Absolute maximum temperature: 44.2 °C
Absolute minimum temperature: 11.7 °C
Number of sunny days: 291 days
Number of rainy days: 74 days
Look at detailed online map of Seï
* Weather data for Seï Mali is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 36.5 | 39.6 | 41.2 | 42.7 | 43.7 | 44.2 | 39.8 | 37.5 | 39.2 | 39.9 | 40.0 | 37.1 |
| Average daytime temperature (°C) | 32.2 | 36.0 | 38.5 | 39.7 | 40.4 | 39.9 | 34.1 | 32.9 | 34.6 | 37.3 | 36.3 | 32.7 |
| Average temperature (°C) | 24.5 | 28.2 | 31.0 | 32.6 | 34.9 | 33.5 | 29.4 | 28.4 | 29.3 | 30.8 | 28.7 | 25.0 |
| Average night temperature (°C) | 17.9 | 21.2 | 23.6 | 25.9 | 29.5 | 28.0 | 25.3 | 24.8 | 24.9 | 25.3 | 21.7 | 18.2 |
| Absolute minimum temperature (°C) | 12.3 | 15.5 | 20.2 | 23.2 | 25.0 | 23.8 | 23.5 | 22.6 | 23.4 | 21.6 | 17.7 | 11.7 |
| 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 | 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) | 10.0 | 10.2 | 10.6 | 10.3 | 8.8 | 10.0 | 9.6 | 9.0 | 10.1 | 9.8 | 10.5 | 10.2 |
| Precipitation (mm) | 0 | 0 | 0 | 3 | 6 | 49 | 103 | 81 | 46 | 6 | 0 | 0 |
| Sunny days | 31 | 28 | 31 | 29 | 28 | 17 | 13 | 13 | 18 | 22 | 30 | 31 |
| Rainy days | 0 | 0 | 0 | 1 | 3 | 13 | 18 | 18 | 12 | 9 | 0 | 0 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Seï is at