Average annual temperature is 30.2 °C
Absolute maximum temperature: 43.0 °C
Absolute minimum temperature: 14.3 °C
Number of sunny days: 300 days
Number of rainy days: 65 days
Look at detailed online map of Boulongou
* Weather data for Boulongou 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) | 37.1 | 39.2 | 41.0 | 42.6 | 43.0 | 41.5 | 39.2 | 36.1 | 41.0 | 41.0 | 39.1 | 38.1 |
| Average daytime temperature (°C) | 32.1 | 35.5 | 39.2 | 40.4 | 41.0 | 37.9 | 35.0 | 32.5 | 35.2 | 38.9 | 37.7 | 32.6 |
| Average temperature (°C) | 24.5 | 27.9 | 32.0 | 33.8 | 35.3 | 32.7 | 30.1 | 28.0 | 29.8 | 32.1 | 30.6 | 25.1 |
| Average night temperature (°C) | 17.9 | 21.1 | 24.8 | 26.5 | 29.3 | 27.8 | 25.6 | 24.3 | 25.1 | 25.0 | 23.2 | 18.4 |
| Absolute minimum temperature (°C) | 14.9 | 18.2 | 20.3 | 23.4 | 26.5 | 23.3 | 23.6 | 23.1 | 22.9 | 21.8 | 19.9 | 14.3 |
| 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 | 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) | 10.0 | 10.2 | 9.8 | 10.4 | 10.5 | 10.3 | 10.0 | 9.3 | 10.2 | 10.4 | 10.5 | 10.2 |
| Precipitation (mm) | 0 | 0 | 0 | 0 | 0 | 45 | 58 | 137 | 36 | 1 | 0 | 0 |
| Sunny days | 31 | 28 | 31 | 30 | 30 | 16 | 18 | 7 | 18 | 30 | 30 | 31 |
| Rainy days | 0 | 0 | 0 | 0 | 1 | 14 | 13 | 24 | 12 | 1 | 0 | 0 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Boulongou is at