Sea temperature and swimming season in French Guiana
When the sea is warm enough to swim in 3 coastal cities in French Guiana.
| City | Warmest | Coldest | Swimming season |
|---|---|---|---|
| Cayenne | 29.0°C Oct | 27.4°C Feb | all year |
| Kourou | 29.0°C Oct | 27.3°C Feb | all year |
| Mana | 28.9°C Oct | 27.1°C Feb | all year |
Knowing the temperature is only half of it. What to wear, and why cold shock is the real risk →
Season uses 19°C. Why that number, and where the data comes from