Average annual temperature is 21.1 °C
Absolute maximum temperature: 32.2 °C
Absolute minimum temperature: 13.7 °C
Number of sunny days: 311 days
Number of rainy days: 54 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) | 29.8 | 30.6 | 31.2 | 32.2 | 28.4 | 26.2 | 26.1 | 26.3 | 26.5 | 29.3 | 28.2 | 29.3 |
| Average daytime temperature (°C) | 28.3 | 29.2 | 29.9 | 30.0 | 26.5 | 25.0 | 24.6 | 24.9 | 24.6 | 25.6 | 26.0 | 27.4 |
| Average temperature (°C) | 23.3 | 24.7 | 25.0 | 24.6 | 20.6 | 18.9 | 18.6 | 18.7 | 18.5 | 19.7 | 19.9 | 21.6 |
| Average night temperature (°C) | 19.2 | 21.0 | 21.3 | 20.5 | 16.8 | 15.0 | 14.7 | 14.7 | 14.7 | 15.9 | 15.7 | 17.6 |
| Absolute minimum temperature (°C) | 17.3 | 20.1 | 20.0 | 18.7 | 15.4 | 13.8 | 14.0 | 13.8 | 13.7 | 14.9 | 14.1 | 16.2 |
| 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 | 11.8 | 12.0 | 12.3 | 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 | 9.8 | 10.1 | 10.6 | 10.2 | 10.5 | 10.5 | 10.6 | 10.4 | 10.6 | 10.8 | 11.3 |
| Precipitation (mm) | 2 | 11 | 19 | 2 | 0 | 0 | 0 | 0 | 0 | 1 | 4 | 4 |
| Sunny days | 24 | 16 | 18 | 26 | 29 | 30 | 31 | 31 | 28 | 26 | 28 | 24 |
| Rainy days | 7 | 12 | 13 | 4 | 2 | 0 | 0 | 0 | 2 | 5 | 2 | 7 |
| 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