Average annual temperature is 16.8 °C
Absolute maximum temperature: 26.6 °C
Absolute minimum temperature: 8.3 °C
Number of sunny days: 138 days
Number of rainy days: 227 days
Look at detailed online map of Nīso
* Weather data for Nīso Ethiopia is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 25.1 | 26.6 | 26.3 | 26.3 | 24.5 | 22.5 | 21.7 | 21.8 | 21.5 | 24.1 | 23.9 | 25.5 |
| Average daytime temperature (°C) | 23.1 | 25.2 | 23.4 | 23.1 | 22.0 | 20.9 | 20.4 | 20.1 | 20.3 | 22.1 | 22.0 | 23.7 |
| Average temperature (°C) | 16.5 | 18.2 | 17.5 | 17.6 | 17.4 | 16.1 | 15.6 | 15.4 | 15.6 | 17.2 | 16.5 | 17.8 |
| Average night temperature (°C) | 10.3 | 11.0 | 12.4 | 12.8 | 13.3 | 12.0 | 11.9 | 11.6 | 11.5 | 12.7 | 11.8 | 12.3 |
| Absolute minimum temperature (°C) | 8.3 | 8.8 | 9.9 | 11.0 | 11.1 | 10.8 | 10.3 | 10.3 | 10.3 | 10.3 | 9.3 | 10.2 |
| 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) | 11.7 | 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 | 10.7 | 9.8 | 10.2 | 10.1 | 10.7 | 9.4 | 10.0 | 10.3 | 10.7 | 10.6 | 10.7 |
| Precipitation (mm) | 1 | 3 | 73 | 77 | 121 | 164 | 279 | 329 | 262 | 84 | 51 | 0 |
| Sunny days | 26 | 26 | 15 | 5 | 4 | 0 | 0 | 0 | 0 | 11 | 21 | 30 |
| Rainy days | 5 | 2 | 16 | 25 | 27 | 30 | 31 | 31 | 30 | 20 | 9 | 1 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Nīso is at