Average annual temperature is 19.7 °C
Absolute maximum temperature: 30.3 °C
Absolute minimum temperature: 11.4 °C
Number of sunny days: 313 days
Number of rainy days: 52 days
Look at detailed online map of San Martín de Porres
* Weather data for San Martín de Porres 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) | 27.3 | 30.3 | 30.0 | 29.6 | 24.9 | 22.0 | 21.8 | 22.1 | 22.9 | 24.6 | 24.7 | 26.6 |
| Average daytime temperature (°C) | 25.7 | 28.0 | 27.7 | 26.1 | 22.3 | 20.4 | 20.4 | 20.9 | 21.6 | 22.7 | 23.3 | 25.2 |
| Average temperature (°C) | 21.6 | 23.8 | 23.7 | 21.7 | 18.6 | 16.9 | 16.7 | 17.0 | 17.8 | 18.5 | 19.1 | 21.1 |
| Average night temperature (°C) | 18.1 | 20.5 | 20.4 | 18.1 | 15.8 | 14.0 | 13.5 | 13.4 | 14.3 | 14.9 | 15.3 | 17.5 |
| Absolute minimum temperature (°C) | 15.7 | 18.1 | 18.2 | 15.4 | 13.4 | 12.0 | 12.2 | 11.4 | 11.5 | 12.4 | 12.6 | 14.4 |
| 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) | 13.1 | 12.7 | 12.2 | 11.7 | 11.3 | 11.1 | 11.2 | 11.5 | 12.0 | 12.5 | 13.0 | 13.2 |
| 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) | 11.7 | 11.7 | 11.2 | 10.7 | 9.3 | 9.4 | 9.6 | 9.6 | 9.9 | 10.6 | 11.2 | 11.4 |
| Precipitation (mm) | 2 | 0 | 5 | 0 | 2 | 1 | 2 | 0 | 3 | 0 | 1 | 0 |
| Sunny days | 28 | 27 | 28 | 30 | 21 | 24 | 25 | 27 | 20 | 28 | 28 | 27 |
| Rainy days | 3 | 1 | 3 | 0 | 10 | 6 | 6 | 4 | 10 | 3 | 2 | 4 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in San Martín de Porres is at