Monthly climate metrics across temperature, precipitation, wind, and UV.
| Metric | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Year |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Temperature | |||||||||||||
| Daily high°C | 28 | 28 | 28 | 28 | 30 | 30 | 31 | 31 | 30 | 30 | 29 | 28 | 29 |
| Daily mean°C | 25 | 25 | 25 | 26 | 27 | 28 | 28 | 28 | 28 | 28 | 27 | 26 | 27 |
| Daily low°C | 23 | 23 | 23 | 23 | 25 | 26 | 26 | 26 | 26 | 26 | 25 | 24 | 24 |
| Thermal comfort | |||||||||||||
| High feelsDaily high feels-like°C | 32 | 30 | 31 | 32 | 34 | 34 | 34 | 35 | 35 | 35 | 33 | 32 | 33 |
| Mean feelsDaily mean feels-like°C | 27 | 26 | 27 | 29 | 30 | 32 | 31 | 31 | 32 | 31 | 29 | 27 | 29 |
| Low feelsDaily low feels-like°C | 19 | 18 | 19 | 21 | 24 | 24 | 24 | 25 | 25 | 24 | 22 | 20 | 22 |
| Humidity | |||||||||||||
| HumidityRelative humidity% | 77 | 76 | 75 | 75 | 78 | 76 | 78 | 79 | 82 | 82 | 82 | 78 | 78 |
| Dewpoint°C | 20.6 | 20.3 | 20.4 | 21.0 | 22.5 | 23.3 | 23.6 | 24.0 | 24.1 | 23.9 | 22.9 | 21.5 | 22.3 |
| Precipitation | |||||||||||||
| Rainfallmm | 34 | 57 | 32 | 54 | 104 | 79 | 81 | 93 | 136 | 134 | 120 | 37 | 961 |
| Rain days≥1mm | 8 | 11 | 11 | 12 | 16 | 15 | 16 | 17 | 24 | 22 | 20 | 15 | 187 |
| Wind | |||||||||||||
| Wind avgm/s | 4.3 | 5.0 | 4.7 | 3.8 | 3.4 | 4.2 | 4.9 | 4.7 | 3.2 | 3.0 | 3.8 | 4.1 | 4.1 |
| Wind gustsm/s | 6.8 | 7.2 | 7.0 | 5.8 | 5.5 | 6.4 | 7.0 | 6.4 | 5.4 | 5.0 | 5.9 | 7.0 | 6.3 |
| Sun & UV | |||||||||||||
| Sunshinehrs/day | 9.4 | 9.7 | 9.7 | 9.5 | 10.3 | 11.0 | 11.0 | 9.8 | 9.3 | 9.2 | 8.7 | 9.2 | 9.7 |
| Clear skyindex | 73% | 72% | 67% | 52% | 49% | 47% | 53% | 49% | 50% | 47% | 53% | 72% | 57% |
| UV indexmax avg | 6.5 | 8.1 | 9.8 | 10.1 | 10.1 | 9.6 | 9.5 | 10.1 | 9.5 | 9.0 | 6.9 | 6.2 | 8.8 |
Compared across Puerto Rico
Arecibo: 20.1 °C. Typical range in Puerto Rico: 19.7–20.1 °C. Low anchor: Guayama, 19.1 °C. High anchor: Aguadilla, 21.4 °C.
15 cities tracked