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 | 21 | 22 | 22 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 22 | 22 | 22 |
| Daily mean°C | 18 | 19 | 19 | 19 | 20 | 20 | 20 | 20 | 19 | 19 | 19 | 19 | 19 |
| Daily low°C | 15 | 15 | 16 | 17 | 18 | 18 | 17 | 17 | 17 | 17 | 17 | 16 | 17 |
| Thermal comfort | |||||||||||||
| High feelsDaily high feels-like°C | 27 | 28 | 29 | 30 | 31 | 30 | 30 | 30 | 31 | 30 | 29 | 28 | 29 |
| Mean feelsDaily mean feels-like°C | 23 | 24 | 25 | 25 | 26 | 26 | 25 | 25 | 26 | 25 | 23 | 24 | 25 |
| Low feelsDaily low feels-like°C | 16 | 16 | 17 | 19 | 20 | 20 | 19 | 19 | 20 | 19 | 19 | 17 | 19 |
| Humidity | |||||||||||||
| HumidityRelative humidity% | 78 | 77 | 75 | 75 | 85 | 89 | 86 | 85 | 91 | 90 | 90 | 82 | 83 |
| Dewpoint°C | 14.5 | 14.6 | 14.2 | 15.9 | 17.3 | 17.5 | 17.0 | 17.2 | 17.3 | 17.5 | 17.3 | 15.4 | 16.3 |
| Precipitation | |||||||||||||
| Rainfallmm | 8 | 3 | 13 | 55 | 238 | 242 | 191 | 188 | 265 | 252 | 220 | 30 | 1705 |
| Rain days≥1mm | 1 | 0 | 2 | 20 | 25 | 28 | 25 | 22 | 29 | 29 | 22 | 11 | 214 |
| Wind | |||||||||||||
| Wind avgm/s | 2.1 | 2.2 | 1.9 | 1.4 | 1.1 | 1.0 | 1.5 | 1.2 | 1.0 | 0.9 | 1.2 | 2.0 | 1.5 |
| Wind gustsm/s | 4.1 | 4.0 | 3.4 | 2.8 | 2.3 | 2.1 | 2.8 | 2.5 | 1.8 | 1.9 | 2.4 | 3.6 | 2.8 |
| Sun & UV | |||||||||||||
| Sunshinehrs/day | 9.1 | 9.5 | 9.7 | 9.6 | 9.0 | 7.0 | 8.0 | 8.0 | 8.0 | 8.0 | 7.3 | 9.0 | 8.5 |
| Clear skyindex | 60% | 55% | 49% | 24% | 27% | 22% | 24% | 23% | 23% | 22% | 22% | 46% | 33% |
| UV indexmax avg | 8.2 | 9.9 | 10.4 | 9.9 | 8.3 | 7.4 | 7.1 | 8.1 | 7.6 | 7.1 | 5.8 | 6.9 | 8.1 |
Compared across Costa Rica
San José: 18.1 °C. Typical range in Costa Rica: 19.3–24.5 °C. Low anchor: Paraíso, 15.9 °C. High anchor: Puntarenas, 24.9 °C.
18 cities tracked