Average annual temperature is 5.1 °C
Absolute maximum temperature: 18.9 °C
Absolute minimum temperature: -8.2 °C
Number of sunny days: 174 days
Number of rainy days: 190 days
Number of snow days: 1 day
Look at detailed online map of Ilustuyo
* Weather data for Ilustuyo 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) | 14.8 | 14.7 | 15.4 | 14.5 | 14.6 | 14.0 | 16.0 | 16.7 | 18.9 | 18.9 | 18.7 | 18.5 |
| Average daytime temperature (°C) | 12.6 | 12.3 | 12.3 | 12.4 | 11.9 | 12.1 | 13.5 | 13.5 | 15.3 | 15.5 | 15.8 | 15.1 |
| Average temperature (°C) | 4.9 | 5.5 | 5.3 | 3.9 | 3.7 | 3.2 | 4.3 | 4.2 | 5.6 | 6.6 | 6.5 | 7.2 |
| Average night temperature (°C) | -0.4 | 1.3 | 0.8 | -2.8 | -3.1 | -4.1 | -2.8 | -2.9 | -2.0 | -0.2 | -0.3 | 1.5 |
| Absolute minimum temperature (°C) | -6.4 | -1.3 | -2.3 | -8.2 | -7.4 | -6.5 | -6.2 | -6.8 | -6.7 | -6.2 | -4.9 | -1.9 |
| 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 | 12.6 | 12.2 | 11.7 | 11.4 | 11.2 | 11.3 | 11.6 | 12.0 | 12.5 | 12.9 | 13.1 |
| 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) | 10.1 | 9.4 | 9.0 | 10.4 | 10.4 | 10.4 | 10.5 | 10.8 | 11.2 | 11.1 | 11.3 | 10.5 |
| Precipitation (mm) | 121 | 150 | 172 | 45 | 21 | 0 | 0 | 4 | 4 | 31 | 36 | 118 |
| Sunny days | 1 | 0 | 0 | 12 | 19 | 30 | 28 | 27 | 23 | 13 | 15 | 6 |
| Rainy days | 30 | 28 | 31 | 18 | 12 | 0 | 3 | 4 | 7 | 18 | 14 | 25 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 |
The largest precipitation sum in Ilustuyo is at