Average annual temperature is 27.6 °C
Absolute maximum temperature: 40.9 °C
Absolute minimum temperature: 13.1 °C
Number of sunny days: 279 days
Number of rainy days: 86 days
Look at detailed online map of Roumji
* Weather data for Roumji 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 | 37.4 | 39.5 | 40.9 | 40.9 | 38.4 | 37.2 | 34.6 | 34.7 | 37.2 | 36.5 | 34.3 |
| Average daytime temperature (°C) | 29.7 | 31.9 | 36.1 | 38.4 | 39.1 | 34.4 | 34.1 | 31.2 | 32.7 | 35.1 | 34.7 | 30.1 |
| Average temperature (°C) | 22.5 | 24.7 | 29.2 | 31.9 | 33.1 | 29.3 | 28.7 | 26.5 | 27.3 | 28.2 | 27.7 | 22.6 |
| Average night temperature (°C) | 16.1 | 18.3 | 23.0 | 25.8 | 27.1 | 24.8 | 24.3 | 23.0 | 23.2 | 22.3 | 21.7 | 16.4 |
| Absolute minimum temperature (°C) | 13.2 | 15.5 | 20.3 | 22.3 | 24.2 | 22.4 | 22.5 | 21.8 | 21.9 | 19.2 | 17.0 | 13.1 |
| 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 | 12.7 | 12.9 | 12.8 | 12.6 | 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 | 9.9 | 10.2 | 10.7 | 10.2 | 10.0 | 8.9 | 10.3 | 10.3 | 10.0 | 10.5 |
| Precipitation (mm) | 0 | 0 | 3 | 0 | 0 | 54 | 59 | 102 | 67 | 14 | 4 | 0 |
| Sunny days | 31 | 28 | 29 | 29 | 29 | 16 | 13 | 6 | 10 | 29 | 28 | 31 |
| Rainy days | 0 | 0 | 2 | 1 | 2 | 14 | 18 | 25 | 20 | 2 | 2 | 0 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Roumji is at