Average annual temperature is 12.4 °C
Absolute maximum temperature: 24.1 °C
Absolute minimum temperature: 3.7 °C
Number of sunny days: 115 days
Number of rainy days: 250 days
Look at detailed online map of Arma
* Weather data for Arma 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) | 21.2 | 18.8 | 18.2 | 19.1 | 18.7 | 18.6 | 21.3 | 22.7 | 21.8 | 23.5 | 24.1 | 21.1 |
| Average daytime temperature (°C) | 17.1 | 16.2 | 16.3 | 16.8 | 16.1 | 17.1 | 19.1 | 19.5 | 19.4 | 20.8 | 21.1 | 19.3 |
| Average temperature (°C) | 11.7 | 11.5 | 11.7 | 11.8 | 11.1 | 11.5 | 12.7 | 12.8 | 12.8 | 14.0 | 13.9 | 13.7 |
| Average night temperature (°C) | 7.8 | 8.3 | 8.3 | 7.6 | 7.0 | 6.1 | 7.0 | 7.3 | 8.0 | 8.8 | 8.7 | 9.5 |
| Absolute minimum temperature (°C) | 5.2 | 6.7 | 6.9 | 5.4 | 3.7 | 4.8 | 5.7 | 5.4 | 4.7 | 5.7 | 4.7 | 6.6 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 | 12.0 |
| Daylight mean duration (h) | 12.8 | 12.5 | 12.2 | 11.8 | 11.5 | 11.3 | 11.4 | 11.7 | 12.0 | 12.4 | 12.8 | 12.9 |
| 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 | 12.0 |
| Sunshine mean duration (h) | 10.1 | 9.6 | 10.1 | 10.4 | 10.1 | 10.4 | 10.4 | 10.7 | 10.7 | 11.1 | 10.7 | 10.5 |
| Precipitation (mm) | 192 | 244 | 152 | 40 | 52 | 0 | 15 | 31 | 66 | 56 | 97 | 106 |
| Sunny days | 2 | 0 | 0 | 8 | 13 | 29 | 24 | 17 | 6 | 7 | 6 | 3 |
| Rainy days | 29 | 28 | 31 | 22 | 18 | 1 | 7 | 14 | 24 | 24 | 24 | 28 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Arma is at