Average annual temperature is 4.3 °C
Absolute maximum temperature: 16.5 °C
Absolute minimum temperature: -7.0 °C
Number of sunny days: 114 days
Number of rainy days: 235 days
Number of snow days: 16 days
Look at detailed online map of San Antonio
* Weather data for San Antonio 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) | 12.8 | 12.4 | 13.4 | 13.1 | 11.5 | 11.6 | 14.6 | 15.6 | 15.5 | 16.5 | 15.0 | 14.6 |
| Average daytime temperature (°C) | 10.7 | 10.3 | 10.2 | 10.8 | 9.7 | 10.3 | 12.5 | 11.7 | 13.3 | 13.8 | 12.4 | 12.4 |
| Average temperature (°C) | 4.1 | 4.8 | 4.7 | 3.7 | 2.7 | 2.2 | 3.8 | 3.3 | 5.0 | 5.8 | 5.3 | 6.0 |
| Average night temperature (°C) | -0.7 | 1.0 | 0.5 | -2.4 | -3.0 | -4.3 | -3.4 | -3.6 | -2.1 | -0.4 | -0.4 | 1.1 |
| Absolute minimum temperature (°C) | -4.4 | -2.1 | -1.7 | -7.0 | -6.2 | -5.9 | -6.3 | -5.9 | -5.6 | -3.8 | -2.8 | -2.3 |
| 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 | 12.0 | 13.0 |
| Daylight mean duration (h) | 12.9 | 12.6 | 12.2 | 11.8 | 11.4 | 11.2 | 11.3 | 11.6 | 12.0 | 12.4 | 12.8 | 13.0 |
| 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) | 10.4 | 9.7 | 9.8 | 10.7 | 10.2 | 10.5 | 10.4 | 10.7 | 11.0 | 10.9 | 10.7 | 10.3 |
| Precipitation (mm) | 159 | 138 | 155 | 39 | 35 | 0 | 9 | 21 | 28 | 98 | 131 | 175 |
| Sunny days | 0 | 0 | 1 | 9 | 12 | 29 | 26 | 18 | 13 | 2 | 2 | 2 |
| Rainy days | 31 | 28 | 30 | 21 | 16 | 0 | 3 | 4 | 16 | 29 | 28 | 29 |
| Snow days | 0 | 0 | 0 | 0 | 3 | 1 | 2 | 9 | 1 | 0 | 0 | 0 |
The largest precipitation sum in San Antonio is at