Average annual temperature is 15.0 °C
Absolute maximum temperature: 24.8 °C
Absolute minimum temperature: 6.8 °C
Number of sunny days: 127 days
Number of rainy days: 238 days
Look at detailed online map of Merēna
* Weather data for Merēna 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) | 23.6 | 24.8 | 23.9 | 23.3 | 22.2 | 21.1 | 19.2 | 22.0 | 20.8 | 22.9 | 23.5 | 23.4 |
| Average daytime temperature (°C) | 21.5 | 23.4 | 21.3 | 20.6 | 20.3 | 19.3 | 17.9 | 18.3 | 19.0 | 20.9 | 21.6 | 22.1 |
| Average temperature (°C) | 15.2 | 16.6 | 15.6 | 15.4 | 15.1 | 14.3 | 13.6 | 13.8 | 14.1 | 15.3 | 15.2 | 16.0 |
| Average night temperature (°C) | 9.5 | 10.5 | 11.0 | 11.2 | 10.8 | 10.2 | 10.1 | 9.8 | 9.7 | 10.1 | 9.6 | 10.0 |
| Absolute minimum temperature (°C) | 6.8 | 9.0 | 8.0 | 9.6 | 9.2 | 8.7 | 8.4 | 8.2 | 8.3 | 8.6 | 6.8 | 8.6 |
| 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) | 10.8 | 10.7 | 9.7 | 9.9 | 9.9 | 10.4 | 9.3 | 9.9 | 10.3 | 10.8 | 10.7 | 10.7 |
| Precipitation (mm) | 1 | 7 | 84 | 149 | 296 | 338 | 237 | 306 | 331 | 28 | 7 | 0 |
| Sunny days | 25 | 24 | 14 | 2 | 0 | 0 | 0 | 0 | 0 | 12 | 20 | 30 |
| Rainy days | 6 | 4 | 17 | 28 | 31 | 30 | 31 | 31 | 30 | 19 | 10 | 1 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Merēna is at