Average annual temperature is 20.8 °C
Absolute maximum temperature: 30.1 °C
Absolute minimum temperature: 12.7 °C
Number of sunny days: 294 days
Number of rainy days: 71 days
Look at detailed online map of San Andres
* Weather data for San Andres 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) | 29.1 | 29.0 | 29.6 | 30.1 | 26.7 | 26.1 | 26.1 | 26.8 | 26.8 | 28.9 | 27.9 | 28.9 |
| Average daytime temperature (°C) | 27.8 | 27.7 | 27.9 | 28.3 | 25.1 | 24.0 | 23.7 | 24.4 | 23.8 | 25.9 | 25.5 | 26.9 |
| Average temperature (°C) | 23.1 | 23.5 | 23.6 | 23.3 | 19.9 | 18.7 | 18.3 | 18.8 | 18.4 | 20.4 | 19.9 | 21.6 |
| Average night temperature (°C) | 19.4 | 20.5 | 20.8 | 19.8 | 16.7 | 15.2 | 14.7 | 15.1 | 14.7 | 16.6 | 16.0 | 17.8 |
| Absolute minimum temperature (°C) | 17.5 | 19.2 | 19.7 | 18.1 | 15.2 | 13.6 | 13.2 | 13.6 | 12.7 | 14.8 | 13.8 | 15.5 |
| 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) | 12.7 | 12.5 | 12.2 | 11.9 | 11.6 | 11.5 | 11.5 | 11.7 | 12.0 | 12.4 | 12.6 | 12.8 |
| 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) | 10.8 | 9.6 | 9.6 | 10.2 | 10.1 | 10.4 | 10.5 | 10.6 | 10.6 | 10.6 | 10.9 | 11.2 |
| Precipitation (mm) | 8 | 59 | 107 | 5 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7 |
| Sunny days | 23 | 7 | 9 | 23 | 31 | 30 | 31 | 31 | 28 | 29 | 29 | 23 |
| Rainy days | 8 | 21 | 22 | 7 | 0 | 0 | 0 | 0 | 2 | 2 | 1 | 8 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in San Andres is at