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 | 27 | 28 | 28 | 28 | 28 | 29 | 29 | 30 | 30 | 30 | 29 | 28 | 29 |
| Daily mean°C | 26 | 26 | 27 | 26 | 27 | 27 | 27 | 28 | 28 | 28 | 27 | 27 | 27 |
| Daily low°C | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 26 | 26 | 26 | 26 | 25 | 25 |
| Thermal comfort | |||||||||||||
| High feelsDaily high feels-like°C | 32 | 31 | 33 | 33 | 34 | 35 | 36 | 36 | 36 | 36 | 35 | 34 | 34 |
| Mean feelsDaily mean feels-like°C | 28 | 27 | 29 | 29 | 29 | 30 | 31 | 32 | 32 | 32 | 31 | 29 | 30 |
| Low feelsDaily low feels-like°C | 23 | 23 | 23 | 24 | 25 | 25 | 25 | 26 | 26 | 26 | 25 | 24 | 25 |
| Humidity | |||||||||||||
| HumidityRelative humidity% | 84 | 81 | 79 | 84 | 87 | 85 | 84 | 81 | 80 | 80 | 85 | 85 | 83 |
| Dewpoint°C | 23.3 | 23.1 | 23.3 | 23.8 | 24.3 | 24.1 | 24.0 | 24.2 | 24.1 | 24.3 | 24.2 | 24.0 | 23.9 |
| Precipitation | |||||||||||||
| Rainfallmm | 229 | 122 | 177 | 355 | 499 | 289 | 243 | 86 | 22 | 69 | 173 | 338 | 2601 |
| Rain days≥1mm | 27 | 22 | 25 | 27 | 31 | 29 | 27 | 16 | 8 | 19 | 27 | 30 | 288 |
| Wind | |||||||||||||
| Wind avgm/s | 5.1 | 5.2 | 5.0 | 4.6 | 4.3 | 3.1 | 3.0 | 3.3 | 4.2 | 3.9 | 3.7 | 4.3 | 4.2 |
| Wind gustsm/s | 6.5 | 6.6 | 6.8 | 6.5 | 5.9 | 5.0 | 4.9 | 4.9 | 5.6 | 5.7 | 5.3 | 6.1 | 5.8 |
| Sun & UV | |||||||||||||
| Sunshinehrs/day | 8.3 | 7.7 | 8.7 | 8.0 | 8.0 | 8.5 | 9.0 | 9.6 | 9.6 | 9.3 | 8.7 | 8.7 | 8.7 |
| Clear skyindex | 28% | 21% | 32% | 23% | 24% | 29% | 41% | 53% | 61% | 49% | 28% | 29% | 35% |
| UV indexmax avg | 7.9 | 6.9 | 9.2 | 8.8 | 7.6 | 8.4 | 8.2 | 9.9 | 10.8 | 9.9 | 8.4 | 6.7 | 8.6 |
Compared across French Guiana
Kourou: 24.1 °C. Typical range in French Guiana: 24.1–24.6 °C. High anchor: Matoury, 24.6 °C.
4 cities tracked