Cayenne Climate: Weather by Month and Best Time to Visit
Best months for Cayenne: September, October.
Year at a glance
Weather by month
| Month | Avg high | Avg low | Rainfall | Rainy days | Humidity | Sunshine | Score |
|---|---|---|---|---|---|---|---|
| January | 27°C | 24°C | 244 mm | 26 | – | – | 6.1 |
| February | 27°C | 25°C | 206 mm | 22 | – | – | 6.1 |
| March | 28°C | 25°C | 173 mm | 24 | – | – | 6.1 |
| April | 28°C | 25°C | 257 mm | 25 | – | – | 6.1 |
| May | 28°C | 25°C | 410 mm | 29 | – | – | 6.1 |
| June | 28°C | 24°C | 344 mm | 28 | – | – | 6.1 |
| July | 29°C | 24°C | 186 mm | 25 | – | – | 6.1 |
| August | 30°C | 25°C | 67 mm | 14 | – | – | 7.1 |
| September | 30°C | 25°C | 23 mm | 7 | – | – | 7.8 |
| October | 30°C | 25°C | 39 mm | 10 | – | – | 7.4 |
| November | 29°C | 25°C | 122 mm | 19 | – | – | 6.2 |
| December | 28°C | 25°C | 253 mm | 27 | – | – | 6.1 |