Average annual temperature is 18.5 °C
Absolute maximum temperature: 30.0 °C
Absolute minimum temperature: 8.7 °C
Number of sunny days: 336 days
Number of rainy days: 29 days
Look at detailed online map of Tacna
* Weather data for Tacna Peru is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 27.4 | 30.0 | 29.5 | 28.4 | 27.0 | 25.8 | 25.9 | 26.7 | 27.0 | 26.9 | 26.0 | 28.5 |
| Average daytime temperature (°C) | 25.7 | 27.2 | 27.4 | 25.1 | 22.8 | 21.7 | 22.1 | 23.1 | 23.3 | 24.4 | 24.2 | 25.8 |
| Average temperature (°C) | 19.8 | 21.3 | 21.5 | 19.2 | 17.7 | 16.6 | 16.5 | 17.4 | 17.2 | 18.2 | 17.9 | 19.2 |
| Average night temperature (°C) | 16.0 | 17.6 | 17.8 | 15.6 | 14.2 | 12.7 | 12.3 | 13.3 | 13.0 | 13.9 | 13.9 | 15.0 |
| Absolute minimum temperature (°C) | 13.9 | 15.7 | 15.6 | 13.3 | 11.4 | 8.7 | 9.9 | 9.4 | 10.3 | 10.7 | 12.5 | 13.2 |
| 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) | 13.0 | 12.7 | 12.2 | 11.7 | 11.3 | 11.1 | 11.2 | 11.5 | 12.0 | 12.5 | 12.9 | 13.2 |
| Daylight minimum duration (h) | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 | 11.0 | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 |
| Sunshine mean duration (h) | 11.6 | 11.2 | 10.9 | 10.7 | 10.4 | 10.2 | 10.3 | 10.6 | 11.0 | 11.3 | 11.9 | 11.8 |
| Precipitation (mm) | 5 | 35 | 6 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 3 |
| Sunny days | 26 | 20 | 25 | 29 | 31 | 29 | 31 | 31 | 27 | 31 | 27 | 29 |
| Rainy days | 5 | 8 | 6 | 1 | 0 | 1 | 0 | 0 | 3 | 0 | 3 | 2 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Tacna is at