Average annual temperature is 17.4 °C
Absolute maximum temperature: 42.8 °C
Absolute minimum temperature: -2.6 °C
Number of sunny days: 259 days
Number of rainy days: 106 days
Look at detailed online map of Mers
* Weather data for Mers Algeria is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 18.9 | 23.3 | 26.8 | 36.1 | 30.1 | 38.5 | 42.8 | 39.6 | 37.5 | 32.0 | 25.0 | 24.7 |
| Average daytime temperature (°C) | 11.9 | 13.6 | 19.4 | 24.4 | 23.1 | 29.3 | 36.5 | 34.9 | 29.2 | 26.0 | 19.3 | 15.4 |
| Average temperature (°C) | 7.6 | 8.9 | 13.3 | 17.3 | 17.0 | 22.5 | 28.9 | 27.0 | 22.0 | 19.7 | 13.9 | 10.4 |
| Average night temperature (°C) | 4.0 | 4.8 | 8.1 | 10.7 | 11.8 | 16.5 | 22.3 | 20.2 | 16.8 | 14.6 | 9.8 | 6.3 |
| Absolute minimum temperature (°C) | -2.6 | -0.3 | -0.2 | 5.9 | 8.4 | 11.2 | 17.8 | 15.8 | 12.1 | 11.2 | 5.0 | 2.0 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 10.1 | 10.9 | 12.0 | 13.1 | 14.0 | 14.5 | 14.3 | 13.5 | 12.4 | 11.3 | 10.3 | 9.8 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 8.1 | 8.3 | 10.4 | 11.2 | 10.5 | 12.0 | 12.4 | 12.0 | 10.1 | 9.3 | 8.5 | 7.8 |
| Precipitation (mm) | 48 | 33 | 35 | 13 | 32 | 33 | 0 | 0 | 17 | 10 | 21 | 35 |
| Sunny days | 16 | 17 | 24 | 22 | 12 | 23 | 31 | 30 | 20 | 24 | 22 | 18 |
| Rainy days | 15 | 11 | 7 | 8 | 19 | 7 | 0 | 1 | 10 | 7 | 8 | 13 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Mers is at