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 | 29 | 29 | 30 | 29 | 30 | 30 | 31 | 32 | 32 | 32 | 30 | 30 | 30 |
| Daily mean°C | 26 | 27 | 27 | 26 | 27 | 27 | 27 | 28 | 29 | 29 | 27 | 27 | 27 |
| Daily low°C | 24 | 24 | 24 | 24 | 25 | 24 | 24 | 25 | 25 | 25 | 25 | 24 | 25 |
| Thermal comfort | |||||||||||||
| High feelsDaily high feels-like°C | 33 | 32 | 33 | 34 | 34 | 35 | 36 | 36 | 37 | 37 | 35 | 34 | 35 |
| Mean feelsDaily mean feels-like°C | 29 | 28 | 29 | 29 | 29 | 31 | 31 | 32 | 33 | 33 | 31 | 30 | 30 |
| Low feelsDaily low feels-like°C | 23 | 23 | 23 | 24 | 25 | 25 | 25 | 26 | 26 | 26 | 25 | 24 | 25 |
| Humidity | |||||||||||||
| HumidityRelative humidity% | 85 | 82 | 78 | 83 | 88 | 88 | 85 | 80 | 78 | 79 | 86 | 87 | 83 |
| Dewpoint°C | 23.4 | 23.3 | 23.5 | 24.0 | 24.5 | 24.4 | 24.3 | 24.4 | 24.3 | 24.5 | 24.5 | 24.3 | 24.1 |
| Precipitation | |||||||||||||
| Rainfallmm | 179 | 75 | 75 | 305 | 389 | 261 | 213 | 133 | 73 | 70 | 168 | 232 | 2172 |
| Rain days≥1mm | 25 | 19 | 19 | 24 | 29 | 29 | 28 | 21 | 17 | 18 | 25 | 27 | 281 |
| Wind | |||||||||||||
| Wind avgm/s | 2.8 | 3.3 | 3.1 | 2.6 | 2.2 | 1.7 | 1.7 | 1.7 | 2.3 | 2.4 | 2.1 | 2.3 | 2.3 |
| Wind gustsm/s | 4.6 | 4.9 | 4.6 | 4.3 | 3.9 | 3.0 | 2.8 | 3.0 | 3.4 | 3.5 | 3.4 | 3.6 | 3.8 |
| Sun & UV | |||||||||||||
| Sunshinehrs/day | 8.3 | 9.1 | 9.1 | 8.0 | 7.3 | 8.3 | 9.2 | 9.3 | 9.3 | 9.2 | 8.9 | 8.6 | 8.7 |
| Clear skyindex | 32% | 27% | 32% | 23% | 24% | 28% | 38% | 48% | 55% | 47% | 30% | 27% | 34% |
| UV indexmax avg | 8.0 | 7.2 | 8.5 | 8.5 | 7.4 | 8.5 | 8.0 | 10.0 | 10.5 | 9.7 | 8.6 | 6.8 | 8.5 |
Compared across French Guiana
Saint-Laurent-du-Maroni: 24.3 °C. Typical range in French Guiana: 24.1–24.6 °C. Low anchor: Kourou, 24.1 °C. High anchor: Matoury, 24.6 °C.
4 cities tracked