Average annual temperature is 18.2 °C
Absolute maximum temperature: 31.5 °C
Absolute minimum temperature: 6.4 °C
Number of sunny days: 196 days
Number of rainy days: 169 days
Look at detailed online map of Arbo
* Weather data for Arbo Eritrea is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 27.0 | 28.9 | 29.8 | 30.6 | 31.5 | 27.9 | 26.7 | 26.7 | 29.1 | 28.5 | 26.1 | 26.7 |
| Average daytime temperature (°C) | 24.0 | 26.9 | 26.3 | 28.4 | 28.6 | 25.0 | 24.9 | 22.8 | 25.8 | 25.6 | 23.2 | 24.3 |
| Average temperature (°C) | 15.9 | 17.7 | 18.7 | 20.5 | 21.1 | 19.2 | 19.3 | 17.2 | 18.7 | 18.3 | 16.0 | 16.1 |
| Average night temperature (°C) | 9.1 | 9.9 | 12.1 | 13.6 | 14.9 | 13.5 | 14.0 | 12.7 | 12.4 | 12.3 | 10.4 | 9.5 |
| Absolute minimum temperature (°C) | 6.6 | 6.8 | 8.5 | 10.2 | 11.6 | 11.8 | 12.8 | 11.3 | 10.9 | 10.6 | 7.4 | 6.4 |
| 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 | 13.0 | 13.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 |
| Daylight mean duration (h) | 11.3 | 11.7 | 12.1 | 12.5 | 12.8 | 13.0 | 12.9 | 12.6 | 12.2 | 11.8 | 11.4 | 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) | 10.6 | 10.8 | 10.9 | 11.1 | 10.6 | 11.0 | 10.6 | 10.2 | 10.9 | 10.4 | 9.8 | 10.4 |
| Precipitation (mm) | 9 | 0 | 2 | 8 | 66 | 32 | 41 | 91 | 12 | 45 | 53 | 0 |
| Sunny days | 22 | 25 | 26 | 19 | 16 | 8 | 3 | 2 | 12 | 16 | 17 | 30 |
| Rainy days | 9 | 3 | 5 | 11 | 15 | 22 | 28 | 29 | 18 | 15 | 13 | 1 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Arbo is at