Average annual temperature is 21.0 °C
Absolute maximum temperature: 39.7 °C
Absolute minimum temperature: -1.9 °C
Number of sunny days: 308 days
Number of rainy days: 57 days
Look at detailed online map of Puerto Rico
* Weather data for Puerto Rico Mexico is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 25.7 | 28.5 | 29.4 | 32.2 | 34.7 | 39.7 | 39.0 | 38.1 | 36.7 | 32.7 | 28.7 | 25.1 |
| Average daytime temperature (°C) | 21.0 | 21.7 | 25.9 | 28.9 | 30.2 | 36.1 | 34.8 | 34.4 | 33.6 | 26.9 | 21.7 | 19.5 |
| Average temperature (°C) | 12.7 | 13.3 | 18.1 | 21.5 | 23.4 | 29.5 | 28.6 | 28.5 | 27.7 | 20.7 | 15.5 | 12.6 |
| Average night temperature (°C) | 5.7 | 6.3 | 11.1 | 13.9 | 16.7 | 22.1 | 22.1 | 21.9 | 20.9 | 15.0 | 10.1 | 6.1 |
| Absolute minimum temperature (°C) | -0.9 | -1.9 | 2.0 | 9.7 | 13.6 | 18.0 | 18.2 | 18.8 | 17.7 | 5.6 | 1.7 | -0.2 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 | 13.0 | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 |
| Daylight mean duration (h) | 10.6 | 11.2 | 12.0 | 12.8 | 13.5 | 13.9 | 13.7 | 13.1 | 12.3 | 11.5 | 10.8 | 10.4 |
| Daylight minimum duration (h) | 10.0 | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 | 10.0 |
| Sunshine mean duration (h) | 9.2 | 9.4 | 9.9 | 11.8 | 11.3 | 12.2 | 12.0 | 11.9 | 11.5 | 8.1 | 8.6 | 9.2 |
| Precipitation (mm) | 3 | 8 | 9 | 2 | 18 | 4 | 15 | 2 | 1 | 19 | 30 | 0 |
| Sunny days | 28 | 24 | 26 | 28 | 22 | 26 | 24 | 27 | 28 | 21 | 23 | 31 |
| Rainy days | 3 | 4 | 5 | 2 | 9 | 4 | 7 | 4 | 2 | 10 | 7 | 0 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Puerto Rico is at