Average annual temperature is 30.1 °C
Absolute maximum temperature: 42.3 °C
Absolute minimum temperature: 18.1 °C
Number of sunny days: 242 days
Number of rainy days: 123 days
Look at detailed online map of Rianakeir
* Weather data for Rianakeir South Sudan is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 40.1 | 41.6 | 41.5 | 41.7 | 42.3 | 38.1 | 38.5 | 38.4 | 37.7 | 40.0 | 39.2 | 39.8 |
| Average daytime temperature (°C) | 36.2 | 37.4 | 39.3 | 39.5 | 39.6 | 34.7 | 34.2 | 33.8 | 35.3 | 37.5 | 36.9 | 37.1 |
| Average temperature (°C) | 28.9 | 29.9 | 32.5 | 32.9 | 33.4 | 28.6 | 28.4 | 27.9 | 28.7 | 30.6 | 30.1 | 29.3 |
| Average night temperature (°C) | 21.8 | 22.6 | 25.6 | 26.2 | 27.2 | 23.8 | 23.9 | 23.3 | 23.7 | 24.7 | 24.2 | 22.3 |
| Absolute minimum temperature (°C) | 18.9 | 19.7 | 22.9 | 22.9 | 23.4 | 21.8 | 22.0 | 20.5 | 22.1 | 22.2 | 22.6 | 18.1 |
| 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) | 11.7 | 11.8 | 12.1 | 12.3 | 12.5 | 12.6 | 12.6 | 12.4 | 12.2 | 11.9 | 11.7 | 11.6 |
| 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) | 10.8 | 10.9 | 10.4 | 10.4 | 10.9 | 9.5 | 9.1 | 9.9 | 10.3 | 10.2 | 10.0 | 10.5 |
| Precipitation (mm) | 0 | 0 | 0 | 11 | 3 | 113 | 74 | 66 | 61 | 18 | 14 | 0 |
| Sunny days | 31 | 28 | 30 | 25 | 26 | 6 | 9 | 7 | 10 | 17 | 22 | 31 |
| Rainy days | 0 | 0 | 1 | 5 | 5 | 24 | 22 | 24 | 20 | 14 | 8 | 0 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Rianakeir is at