Average annual temperature is 18.8 °C
Absolute maximum temperature: 28.6 °C
Absolute minimum temperature: 12.7 °C
Number of sunny days: 133 days
Number of rainy days: 232 days
Look at detailed online map of Osso
* Weather data for Osso 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) | 26.3 | 28.6 | 28.2 | 27.7 | 26.3 | 24.2 | 23.5 | 23.6 | 23.7 | 24.9 | 24.8 | 26.8 |
| Average daytime temperature (°C) | 24.1 | 27.0 | 25.7 | 25.2 | 23.9 | 22.5 | 21.8 | 21.9 | 22.1 | 23.5 | 23.5 | 25.2 |
| Average temperature (°C) | 19.4 | 21.5 | 19.9 | 19.7 | 19.0 | 17.5 | 17.0 | 17.0 | 17.3 | 19.0 | 18.8 | 20.2 |
| Average night temperature (°C) | 15.1 | 16.5 | 15.3 | 15.5 | 15.2 | 14.0 | 13.8 | 13.6 | 13.9 | 15.0 | 14.9 | 15.8 |
| Absolute minimum temperature (°C) | 13.2 | 15.2 | 13.9 | 13.9 | 13.5 | 13.0 | 12.8 | 12.7 | 12.9 | 13.2 | 13.5 | 14.5 |
| 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) | 10.7 | 10.7 | 10.2 | 9.9 | 10.3 | 10.3 | 9.8 | 10.3 | 10.1 | 10.5 | 10.4 | 10.9 |
| Precipitation (mm) | 1 | 1 | 69 | 91 | 191 | 305 | 410 | 409 | 279 | 72 | 47 | 1 |
| Sunny days | 27 | 26 | 17 | 7 | 3 | 0 | 0 | 0 | 0 | 11 | 15 | 27 |
| Rainy days | 4 | 2 | 14 | 23 | 28 | 30 | 31 | 31 | 30 | 20 | 15 | 4 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Osso is at