Average annual temperature is 24.8 °C
Absolute maximum temperature: 32.7 °C
Absolute minimum temperature: 16.0 °C
Number of sunny days: 27 days
Number of rainy days: 338 days
Look at detailed online map of San Lorenzo
* Weather data for San Lorenzo Puerto Rico is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 27.8 | 28.4 | 30.0 | 30.2 | 30.1 | 30.9 | 30.7 | 31.3 | 32.2 | 32.7 | 29.5 | 29.2 |
| Average daytime temperature (°C) | 26.3 | 26.4 | 27.4 | 27.5 | 28.8 | 29.7 | 29.7 | 30.1 | 31.0 | 29.9 | 28.6 | 27.5 |
| Average temperature (°C) | 22.5 | 22.5 | 23.0 | 23.6 | 25.4 | 26.4 | 26.3 | 26.5 | 26.7 | 26.0 | 25.2 | 23.5 |
| Average night temperature (°C) | 19.7 | 19.7 | 19.7 | 20.6 | 22.8 | 24.0 | 23.7 | 24.0 | 23.6 | 23.5 | 22.7 | 20.5 |
| Absolute minimum temperature (°C) | 17.3 | 16.8 | 16.0 | 17.9 | 21.6 | 22.3 | 21.8 | 22.8 | 22.4 | 21.9 | 20.6 | 17.2 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 | 13.0 | 13.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 |
| Daylight mean duration (h) | 11.2 | 11.6 | 12.0 | 12.6 | 13.0 | 13.2 | 13.1 | 12.7 | 12.2 | 11.7 | 11.3 | 11.1 |
| Daylight minimum duration (h) | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 | 11.0 |
| Sunshine mean duration (h) | 10.1 | 10.7 | 10.8 | 11.0 | 11.1 | 11.5 | 10.3 | 10.0 | 11.0 | 9.1 | 9.2 | 9.9 |
| Precipitation (mm) | 78 | 50 | 30 | 132 | 84 | 127 | 148 | 180 | 87 | 179 | 67 | 59 |
| Sunny days | 4 | 6 | 5 | 0 | 4 | 1 | 0 | 0 | 1 | 2 | 0 | 4 |
| Rainy days | 27 | 22 | 26 | 30 | 27 | 29 | 31 | 31 | 29 | 29 | 30 | 27 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in San Lorenzo is at