Average annual temperature is 29.4 °C
Absolute maximum temperature: 42.9 °C
Absolute minimum temperature: 15.3 °C
Number of sunny days: 269 days
Number of rainy days: 96 days
Look at detailed online map of Boni
* Weather data for Boni 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) | 37.7 | 40.0 | 41.2 | 42.9 | 42.6 | 40.6 | 35.8 | 33.2 | 38.1 | 39.8 | 38.9 | 38.1 |
| Average daytime temperature (°C) | 33.2 | 36.2 | 39.4 | 40.6 | 40.1 | 35.8 | 33.0 | 30.7 | 33.0 | 36.6 | 37.7 | 33.4 |
| Average temperature (°C) | 25.1 | 28.0 | 31.9 | 33.8 | 34.0 | 30.8 | 28.3 | 26.5 | 28.1 | 30.4 | 30.6 | 25.8 |
| Average night temperature (°C) | 18.1 | 20.9 | 24.4 | 26.9 | 28.0 | 26.2 | 24.5 | 23.5 | 24.1 | 24.3 | 23.1 | 18.8 |
| Absolute minimum temperature (°C) | 15.3 | 18.5 | 20.1 | 22.8 | 23.3 | 23.1 | 22.3 | 21.9 | 22.1 | 21.6 | 20.6 | 16.0 |
| 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) | 10.1 | 10.3 | 9.7 | 10.3 | 10.1 | 10.1 | 10.2 | 8.3 | 9.4 | 10.5 | 10.6 | 10.2 |
| Precipitation (mm) | 0 | 0 | 0 | 0 | 26 | 88 | 116 | 197 | 72 | 8 | 0 | 0 |
| Sunny days | 31 | 28 | 29 | 29 | 26 | 12 | 13 | 6 | 8 | 26 | 30 | 31 |
| Rainy days | 0 | 0 | 2 | 1 | 5 | 18 | 18 | 25 | 22 | 5 | 0 | 0 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Boni is at