Average annual temperature is 7.9 °C
Absolute maximum temperature: 17.9 °C
Absolute minimum temperature: -2.3 °C
Number of sunny days: 68 days
Number of rainy days: 297 days
Look at detailed online map of Arco
* Weather data for Arco 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) | 15.0 | 15.3 | 15.4 | 14.9 | 15.6 | 14.7 | 17.2 | 17.9 | 16.9 | 17.5 | 17.2 | 16.1 |
| Average daytime temperature (°C) | 12.9 | 12.8 | 13.1 | 13.4 | 13.1 | 13.0 | 14.6 | 14.7 | 14.3 | 14.5 | 14.3 | 13.9 |
| Average temperature (°C) | 7.8 | 8.1 | 8.1 | 8.0 | 7.8 | 6.5 | 6.9 | 7.4 | 7.9 | 8.7 | 8.8 | 9.0 |
| Average night temperature (°C) | 3.6 | 4.7 | 4.2 | 3.3 | 3.1 | 0.8 | 0.8 | 1.6 | 2.8 | 4.1 | 4.8 | 5.2 |
| Absolute minimum temperature (°C) | 0.8 | 2.4 | 0.5 | 1.1 | 0.8 | -2.3 | -2.1 | -1.5 | 0.0 | 2.4 | 1.9 | 2.7 |
| 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 | 12.2 | 11.9 | 11.6 | 11.5 | 11.6 | 11.8 | 12.0 | 12.3 | 12.6 | 12.7 |
| 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 | 8.3 | 8.6 | 9.8 | 9.9 | 10.6 | 10.6 | 10.7 | 10.5 | 10.1 | 8.6 | 8.4 |
| Precipitation (mm) | 171 | 180 | 172 | 85 | 120 | 28 | 7 | 29 | 73 | 95 | 158 | 172 |
| Sunny days | 0 | 0 | 0 | 0 | 7 | 20 | 23 | 14 | 3 | 0 | 1 | 0 |
| Rainy days | 31 | 28 | 31 | 30 | 24 | 10 | 8 | 17 | 27 | 31 | 29 | 31 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Arco is at