French Guiana climate
World Climates covers 1 place in French Guiana. Cayenne has a tropical monsoon climate (Köppen Am).
Climate of every place in French Guiana
| Place | Year | Max high | Min low | Precip. |
|---|---|---|---|---|
| Cayenne | 26 | 30 | 24 | 2,873 |
Year = annual mean temperature; max high = average high of the warmest month; min low = average low of the coldest month; precip. = annual total. Temperatures in °C°F, precipitation in mminches. Sorted by population.
Data: NASA POWER climatology 2001–2025 (MERRA-2 reanalysis, CERES satellite data) — grid-cell averages, not station records. Sources and method.