Average annual temperature is 27.8 °C
Absolute maximum temperature: 41.5 °C
Absolute minimum temperature: 12.4 °C
Number of sunny days: 285 days
Number of rainy days: 80 days
Look at detailed online map of Bossossoua
* Weather data for Bossossoua Niger is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 35.7 | 38.2 | 40.5 | 41.5 | 41.5 | 39.1 | 37.3 | 34.7 | 35.6 | 37.9 | 37.2 | 34.7 |
| Average daytime temperature (°C) | 30.1 | 32.4 | 36.9 | 39.0 | 39.8 | 34.9 | 34.2 | 31.4 | 33.1 | 34.9 | 35.0 | 30.6 |
| Average temperature (°C) | 22.3 | 24.6 | 29.3 | 32.0 | 33.4 | 29.4 | 28.8 | 26.7 | 27.7 | 28.1 | 27.8 | 23.0 |
| Average night temperature (°C) | 14.9 | 17.3 | 21.5 | 24.6 | 26.5 | 24.5 | 24.2 | 23.0 | 23.1 | 21.8 | 20.8 | 15.9 |
| Absolute minimum temperature (°C) | 12.6 | 15.2 | 17.6 | 21.8 | 21.7 | 22.6 | 22.7 | 21.3 | 20.9 | 17.7 | 14.8 | 12.4 |
| 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) | 11.5 | 11.7 | 12.1 | 12.4 | 12.7 | 12.9 | 12.8 | 12.5 | 12.2 | 11.8 | 11.5 | 11.4 |
| 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) | 10.6 | 10.8 | 10.0 | 10.0 | 10.9 | 9.8 | 9.8 | 9.1 | 10.1 | 10.0 | 10.0 | 10.4 |
| Precipitation (mm) | 0 | 0 | 1 | 0 | 0 | 50 | 55 | 103 | 72 | 20 | 0 | 0 |
| Sunny days | 31 | 28 | 30 | 30 | 31 | 15 | 16 | 8 | 9 | 28 | 28 | 31 |
| Rainy days | 0 | 0 | 1 | 0 | 0 | 15 | 15 | 23 | 21 | 3 | 2 | 0 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Bossossoua is at