Average annual temperature is 16.3 °C
Absolute maximum temperature: 28.4 °C
Absolute minimum temperature: 5.1 °C
Number of sunny days: 167 days
Number of rainy days: 198 days
Look at detailed online map of Dera
* Weather data for Dera 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) | 25.4 | 26.2 | 26.2 | 27.3 | 28.4 | 28.0 | 26.7 | 25.6 | 26.0 | 24.9 | 23.3 | 24.6 |
| Average daytime temperature (°C) | 21.1 | 23.5 | 24.2 | 24.9 | 24.8 | 24.4 | 24.4 | 22.1 | 24.6 | 22.6 | 20.8 | 21.6 |
| Average temperature (°C) | 13.6 | 15.4 | 16.1 | 17.8 | 18.5 | 18.1 | 17.1 | 15.8 | 18.0 | 16.3 | 14.5 | 14.3 |
| Average night temperature (°C) | 7.6 | 8.9 | 10.0 | 11.6 | 13.0 | 12.4 | 11.9 | 11.6 | 12.1 | 11.3 | 9.6 | 8.8 |
| Absolute minimum temperature (°C) | 5.1 | 7.3 | 8.4 | 9.7 | 10.2 | 10.1 | 10.7 | 10.4 | 9.6 | 9.4 | 6.5 | 7.4 |
| 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 | 12.0 | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 |
| Daylight mean duration (h) | 11.4 | 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) | 10.5 | 10.8 | 10.8 | 11.3 | 11.1 | 11.1 | 10.4 | 10.1 | 10.9 | 10.7 | 9.9 | 10.3 |
| Precipitation (mm) | 13 | 4 | 7 | 34 | 54 | 26 | 50 | 105 | 3 | 44 | 67 | 3 |
| Sunny days | 18 | 21 | 17 | 11 | 7 | 15 | 10 | 1 | 19 | 15 | 12 | 21 |
| Rainy days | 13 | 7 | 14 | 19 | 24 | 15 | 21 | 30 | 11 | 16 | 18 | 10 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Dera is at