Komodo: when to go? Whether you love the heat or the cold, if you're planning a trip here, it could be useful for you to know: October, has temperatures that can reach 30°C, it's the hottest month at this touristic destination. January instead is the coldest month, where temperatures can trop to 28°C. The water temperature of the sea can go from 28°C in the summer months to 26°C during the coldest months.