Average annual temperature is 26.1 °C
Absolute maximum temperature: 34.2 °C
Absolute minimum temperature: 19.0 °C
Number of sunny days: 36 days
Number of rainy days: 329 days
Look at detailed online map of Alta Monte
* Weather data for Alta Monte 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) | 30.2 | 29.2 | 31.4 | 29.9 | 32.1 | 34.2 | 33.3 | 34.0 | 33.7 | 34.0 | 33.5 | 31.5 |
| Average daytime temperature (°C) | 27.4 | 27.3 | 28.4 | 28.4 | 30.4 | 32.1 | 31.7 | 31.8 | 31.9 | 31.4 | 30.1 | 28.7 |
| Average temperature (°C) | 23.6 | 23.7 | 24.2 | 24.5 | 26.2 | 27.9 | 28.0 | 28.0 | 27.8 | 27.2 | 26.4 | 25.1 |
| Average night temperature (°C) | 20.8 | 20.8 | 20.8 | 21.5 | 22.9 | 24.8 | 25.1 | 25.2 | 24.9 | 24.3 | 23.7 | 22.4 |
| Absolute minimum temperature (°C) | 19.0 | 19.2 | 19.2 | 20.0 | 21.5 | 23.3 | 23.2 | 23.8 | 22.5 | 22.2 | 21.9 | 20.5 |
| 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 | 11.5 | 12.0 | 12.6 | 13.0 | 13.2 | 13.1 | 12.7 | 12.2 | 11.7 | 11.3 | 11.0 |
| 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) | 10.0 | 10.6 | 10.9 | 11.1 | 11.2 | 11.9 | 10.7 | 10.0 | 10.6 | 9.9 | 9.3 | 10.0 |
| Precipitation (mm) | 77 | 52 | 35 | 99 | 127 | 107 | 92 | 129 | 100 | 160 | 98 | 51 |
| Sunny days | 4 | 6 | 7 | 1 | 1 | 1 | 2 | 1 | 0 | 1 | 4 | 8 |
| Rainy days | 27 | 22 | 24 | 29 | 30 | 29 | 29 | 30 | 30 | 30 | 26 | 23 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Alta Monte is at