Average annual temperature is 6.7 °C
Absolute maximum temperature: 22.4 °C
Absolute minimum temperature: -7.3 °C
Number of sunny days: 247 days
Number of rainy days: 117 days
Number of snow days: 1 day
Look at detailed online map of Puerto de Mejillones
* Weather data for Puerto de Mejillones Bolivia is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 19.3 | 19.5 | 20.8 | 17.8 | 17.3 | 14.8 | 16.0 | 17.8 | 20.2 | 22.0 | 21.0 | 22.4 |
| Average daytime temperature (°C) | 16.6 | 14.4 | 15.6 | 14.7 | 13.4 | 12.1 | 13.8 | 14.2 | 16.8 | 18.5 | 18.9 | 18.7 |
| Average temperature (°C) | 8.3 | 7.0 | 8.0 | 5.8 | 4.9 | 3.0 | 3.8 | 4.3 | 6.9 | 8.8 | 9.4 | 10.6 |
| Average night temperature (°C) | 1.0 | 0.5 | 1.0 | -2.6 | -3.1 | -4.4 | -4.3 | -4.3 | -2.2 | -0.3 | 0.4 | 3.0 |
| Absolute minimum temperature (°C) | -4.4 | -7.1 | -4.2 | -6.6 | -7.0 | -6.6 | -6.6 | -6.6 | -6.2 | -7.3 | -4.8 | -1.5 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 13.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 | 13.0 |
| Daylight mean duration (h) | 13.1 | 12.7 | 12.2 | 11.7 | 11.2 | 11.0 | 11.1 | 11.5 | 12.0 | 12.5 | 13.0 | 13.2 |
| Daylight minimum duration (h) | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 | 10.0 | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 |
| Sunshine mean duration (h) | 11.8 | 10.3 | 11.0 | 10.7 | 10.2 | 10.2 | 10.3 | 10.7 | 11.1 | 11.6 | 11.7 | 11.3 |
| Precipitation (mm) | 67 | 86 | 58 | 10 | 2 | 0 | 0 | 0 | 0 | 31 | 24 | 60 |
| Sunny days | 11 | 10 | 6 | 23 | 26 | 30 | 31 | 30 | 29 | 24 | 18 | 9 |
| Rainy days | 20 | 18 | 25 | 7 | 5 | 0 | 0 | 0 | 1 | 7 | 12 | 22 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Puerto de Mejillones is at