Average annual temperature is 29.1 °C
Absolute maximum temperature: 43.4 °C
Absolute minimum temperature: 13.4 °C
Number of sunny days: 298 days
Number of rainy days: 67 days
Look at detailed online map of Roumbéki
* Weather data for Roumbéki 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) | 36.3 | 39.6 | 40.1 | 42.5 | 43.4 | 40.6 | 37.9 | 34.6 | 40.1 | 39.1 | 37.3 | 35.4 |
| Average daytime temperature (°C) | 30.5 | 33.2 | 37.5 | 39.5 | 40.2 | 37.1 | 35.0 | 31.9 | 34.9 | 37.4 | 35.6 | 30.4 |
| Average temperature (°C) | 23.4 | 26.0 | 30.7 | 32.9 | 34.3 | 31.4 | 29.7 | 27.4 | 29.4 | 31.3 | 29.3 | 23.3 |
| Average night temperature (°C) | 16.8 | 19.3 | 24.1 | 26.2 | 28.1 | 26.0 | 24.8 | 23.6 | 24.5 | 25.1 | 23.1 | 16.8 |
| Absolute minimum temperature (°C) | 13.4 | 15.2 | 21.2 | 23.0 | 25.7 | 23.1 | 22.3 | 22.0 | 22.6 | 21.8 | 20.2 | 13.4 |
| 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) | 11.4 | 11.7 | 12.1 | 12.5 | 12.8 | 13.0 | 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) | 10.3 | 10.3 | 10.1 | 10.6 | 10.4 | 10.6 | 9.9 | 9.1 | 10.4 | 10.4 | 10.4 | 10.4 |
| Precipitation (mm) | 0 | 0 | 0 | 0 | 0 | 5 | 64 | 82 | 32 | 0 | 0 | 0 |
| Sunny days | 31 | 28 | 30 | 29 | 29 | 18 | 15 | 11 | 15 | 31 | 30 | 31 |
| Rainy days | 0 | 0 | 1 | 1 | 2 | 12 | 16 | 20 | 15 | 0 | 0 | 0 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Roumbéki is at