Average annual temperature is 29.5 °C
Absolute maximum temperature: 42.8 °C
Absolute minimum temperature: 16.2 °C
Number of sunny days: 314 days
Number of rainy days: 51 days
Look at detailed online map of Giamal Biscia
* Weather data for Giamal Biscia 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) | 36.6 | 38.4 | 40.1 | 41.0 | 42.8 | 38.7 | 38.7 | 37.4 | 39.4 | 41.1 | 38.4 | 37.2 |
| Average daytime temperature (°C) | 33.6 | 35.4 | 36.1 | 39.0 | 39.8 | 36.8 | 36.4 | 34.4 | 36.2 | 37.5 | 36.2 | 34.6 |
| Average temperature (°C) | 25.6 | 26.6 | 28.6 | 31.7 | 33.1 | 31.1 | 30.6 | 28.6 | 30.4 | 31.4 | 29.5 | 27.4 |
| Average night temperature (°C) | 18.7 | 19.3 | 21.6 | 24.6 | 26.1 | 25.6 | 25.3 | 23.9 | 24.5 | 25.7 | 23.8 | 20.8 |
| Absolute minimum temperature (°C) | 16.2 | 16.3 | 16.9 | 19.1 | 23.2 | 23.3 | 23.4 | 21.6 | 21.7 | 22.6 | 21.4 | 17.3 |
| 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 | 12.0 | 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 | 10.7 | 10.9 | 11.0 | 11.0 | 10.7 | 10.8 | 10.2 | 10.7 | 10.5 | 10.3 | 10.5 |
| Precipitation (mm) | 0 | 0 | 0 | 0 | 7 | 15 | 3 | 71 | 3 | 5 | 2 | 0 |
| Sunny days | 31 | 28 | 31 | 30 | 27 | 22 | 25 | 13 | 25 | 25 | 26 | 31 |
| Rainy days | 0 | 0 | 0 | 0 | 4 | 8 | 6 | 18 | 5 | 6 | 4 | 0 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Giamal Biscia is at