Female turtles leave the ocean to lay their eggs on the beach where they hatched. The best way to observe is with a guided tour. Especially during the time when they lay their eggs, females are in a trance-like state and shouldn’t disturbed.
The green turtles and the hawksbill turtles lay their eggs throughout the year, but the best time to head there is between July and September when the sea is calmer.
It is tropical hot and humid year-round. A little cooler at the rainy season from November to February/March. Temps are between 27°-32° C / 80°-90° F the whole year. The dry season last from April to September. Anyway, it can rain at any time of the year. Most rainfall during December and January roads can be impassable.
- Shoulder season: March until May/June and September, October. lower prices, less crowded, weather almost fine.
- Peak season: June, July and August with high season prices, very crowded, almost perfect weather conditions.
Only guided tours are allowed to the beach from evening until next morning 6 a.m. to protect the turtles. Get up early and visit the beach sharp at 6 a.m. If you are lucky you may see a turtle moving from the beach back into the sea. This is truly a unique experience.
The nesting season starts in March and last until August. The best months to observe leatherbacks laying eggs are from April to July. (French: Tortue Luth). The best time is two hours before or after high tide. Most of them hatch from June to August and it last until September.
French Guyana is also the nesting site for the Green Turtle and the Olive Ridley Turtle.
It is tropical hot and humid year-round. A little cooler at the rainy season from December to June. Most precipitation from April to June. "Driest" months from August to November. The minimum temperature is 23° C / 73° F and the maximum between 29°-32° C / 84°-90° F.