Average annual temperature is 28.6 °C
Absolute maximum temperature: 43.4 °C
Absolute minimum temperature: 11.2 °C
Number of sunny days: 312 days
Number of rainy days: 53 days
Look at detailed online map of Roumbou
* Weather data for Roumbou 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 | 37.8 | 40.3 | 42.1 | 43.4 | 41.8 | 39.1 | 36.5 | 39.9 | 39.3 | 37.5 | 35.2 |
| Average daytime temperature (°C) | 30.1 | 32.4 | 37.2 | 39.5 | 40.6 | 37.5 | 36.1 | 33.0 | 35.6 | 37.8 | 35.6 | 29.9 |
| Average temperature (°C) | 21.9 | 24.4 | 29.4 | 32.2 | 34.2 | 31.8 | 30.6 | 28.1 | 29.9 | 30.7 | 28.1 | 21.7 |
| Average night temperature (°C) | 14.1 | 17.0 | 21.6 | 24.7 | 27.2 | 26.4 | 25.6 | 24.1 | 24.8 | 23.7 | 20.7 | 14.1 |
| Absolute minimum temperature (°C) | 11.3 | 14.6 | 17.3 | 19.2 | 20.7 | 23.2 | 23.7 | 22.4 | 23.0 | 18.6 | 16.4 | 11.2 |
| 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) | 10.4 | 10.5 | 10.1 | 10.7 | 10.8 | 10.5 | 10.2 | 9.6 | 10.6 | 10.3 | 10.2 | 10.5 |
| Precipitation (mm) | 0 | 0 | 0 | 0 | 1 | 35 | 25 | 67 | 11 | 0 | 0 | 0 |
| Sunny days | 31 | 28 | 29 | 30 | 29 | 23 | 20 | 12 | 19 | 30 | 30 | 31 |
| Rainy days | 0 | 0 | 2 | 0 | 2 | 7 | 11 | 19 | 11 | 1 | 0 | 0 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Roumbou is at