Average annual temperature is 21.9 °C
Absolute maximum temperature: 35.2 °C
Absolute minimum temperature: 9.7 °C
Number of sunny days: 187 days
Number of rainy days: 178 days
Look at detailed online map of Mersa
* Weather data for Mersa 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) | 26.9 | 28.3 | 27.6 | 29.1 | 31.8 | 35.2 | 34.5 | 33.5 | 32.3 | 31.9 | 28.2 | 29.4 |
| Average daytime temperature (°C) | 23.2 | 26.3 | 24.8 | 26.9 | 29.2 | 32.5 | 33.1 | 30.3 | 30.8 | 28.5 | 27.0 | 25.9 |
| Average temperature (°C) | 17.5 | 19.9 | 19.4 | 21.1 | 23.2 | 25.6 | 25.8 | 23.4 | 24.3 | 22.6 | 20.5 | 19.7 |
| Average night temperature (°C) | 12.0 | 13.7 | 15.2 | 16.4 | 18.0 | 18.9 | 18.9 | 17.8 | 18.6 | 16.7 | 14.6 | 13.7 |
| Absolute minimum temperature (°C) | 9.7 | 10.9 | 13.2 | 14.7 | 15.6 | 16.5 | 16.9 | 16.2 | 16.5 | 14.1 | 12.0 | 11.7 |
| 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) | 11.5 | 11.8 | 12.1 | 12.4 | 12.7 | 12.8 | 12.7 | 12.5 | 12.2 | 11.9 | 11.6 | 11.5 |
| 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) | 10.4 | 10.9 | 10.2 | 10.2 | 10.7 | 10.8 | 10.4 | 10.3 | 10.3 | 10.3 | 10.5 | 10.5 |
| Precipitation (mm) | 29 | 21 | 196 | 136 | 64 | 3 | 22 | 158 | 43 | 72 | 16 | 13 |
| Sunny days | 24 | 22 | 5 | 3 | 9 | 27 | 13 | 5 | 12 | 18 | 20 | 29 |
| Rainy days | 7 | 6 | 26 | 27 | 22 | 3 | 18 | 26 | 18 | 13 | 10 | 2 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Mersa is at