Average annual temperature is 11.6 °C
Absolute maximum temperature: 21.9 °C
Absolute minimum temperature: 1.9 °C
Number of sunny days: 66 days
Number of rainy days: 299 days
Look at detailed online map of Atna
* Weather data for Atna 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) | 17.7 | 17.5 | 18.0 | 18.0 | 19.0 | 19.7 | 20.7 | 21.9 | 20.1 | 19.1 | 19.1 | 18.8 |
| Average daytime temperature (°C) | 15.1 | 15.7 | 15.5 | 16.1 | 17.1 | 17.9 | 19.3 | 19.6 | 18.4 | 16.8 | 16.4 | 16.1 |
| Average temperature (°C) | 10.0 | 10.7 | 10.4 | 10.6 | 12.0 | 12.3 | 13.2 | 13.2 | 12.6 | 11.5 | 11.4 | 11.7 |
| Average night temperature (°C) | 6.6 | 7.7 | 7.1 | 6.6 | 7.9 | 6.8 | 6.9 | 7.5 | 7.8 | 8.0 | 7.6 | 8.8 |
| Absolute minimum temperature (°C) | 2.9 | 2.6 | 1.9 | 3.2 | 3.9 | 2.1 | 4.3 | 3.2 | 4.3 | 4.7 | 3.2 | 7.1 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 12.0 | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 | 12.0 |
| Daylight mean duration (h) | 12.6 | 12.4 | 12.1 | 11.9 | 11.7 | 11.6 | 11.6 | 11.8 | 12.1 | 12.3 | 12.5 | 12.6 |
| Daylight minimum duration (h) | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 |
| Sunshine mean duration (h) | 8.6 | 8.7 | 8.6 | 9.4 | 10.7 | 10.8 | 10.9 | 11.1 | 10.9 | 9.8 | 9.6 | 9.0 |
| Precipitation (mm) | 364 | 488 | 601 | 313 | 105 | 20 | 14 | 31 | 175 | 447 | 312 | 530 |
| Sunny days | 2 | 0 | 2 | 1 | 6 | 17 | 20 | 16 | 1 | 0 | 1 | 0 |
| Rainy days | 29 | 28 | 29 | 29 | 25 | 13 | 11 | 15 | 29 | 31 | 29 | 31 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Atna is at