The best diving season: it is suitable all year round. If the weather on the outer island and the inner island is better, it will be April May and October November. In this season, the temperature can reach 29 degrees and the visibility can reach 30 meters. The southern outer islands near the tornado sometimes have very bad weather in May September. Seychelles is a typical tropical climate, warm and humid, 24-29 degrees all year round. There is no obvious dry season but the degree of humidity is different. The best season to watch whale sharks and Manta is from October to November.