Average annual temperature is 23.3 °C
Absolute maximum temperature: 33.5 °C
Absolute minimum temperature: 14.5 °C
Number of sunny days: 284 days
Number of rainy days: 81 days
Look at detailed online map of Alto San Ildefonso
* Weather data for Alto San Ildefonso 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) | 33.5 | 33.1 | 32.5 | 32.5 | 30.8 | 29.9 | 28.7 | 29.1 | 28.2 | 29.1 | 28.9 | 29.8 |
| Average daytime temperature (°C) | 28.8 | 30.7 | 30.2 | 31.0 | 29.4 | 27.7 | 27.7 | 27.3 | 27.1 | 27.7 | 27.3 | 28.3 |
| Average temperature (°C) | 23.2 | 25.5 | 25.7 | 26.5 | 24.4 | 22.7 | 22.2 | 21.8 | 21.4 | 22.0 | 21.6 | 23.0 |
| Average night temperature (°C) | 19.3 | 21.8 | 22.3 | 22.7 | 20.4 | 18.7 | 17.7 | 17.5 | 16.8 | 17.6 | 17.1 | 19.2 |
| Absolute minimum temperature (°C) | 16.9 | 20.7 | 20.8 | 21.3 | 19.0 | 16.1 | 15.9 | 16.2 | 14.8 | 16.4 | 14.5 | 17.6 |
| 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) | 12.5 | 12.3 | 12.1 | 11.9 | 11.8 | 11.7 | 11.8 | 11.9 | 12.1 | 12.3 | 12.4 | 12.5 |
| 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) | 10.3 | 9.4 | 9.7 | 10.0 | 10.8 | 10.8 | 10.9 | 10.9 | 11.0 | 10.8 | 11.0 | 10.6 |
| Precipitation (mm) | 32 | 36 | 277 | 42 | 1 | 0 | 0 | 0 | 0 | 6 | 6 | 14 |
| Sunny days | 25 | 14 | 14 | 11 | 30 | 29 | 31 | 30 | 30 | 26 | 25 | 19 |
| Rainy days | 6 | 14 | 17 | 19 | 1 | 1 | 0 | 1 | 0 | 5 | 5 | 12 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Alto San Ildefonso is at