Coron in September

December through May delivers Coron's finest weather with calm seas and minimal rain. March and April see the clearest skies but also the highest temperatures, often hitting 35°C by midday. January and February offer the sweet spot - sunny days around 28°C with cool evenings perfect for waterfront dining. Visibility underwater peaks during these months, reaching 30+ meters on good days. The southwest monsoon arrives in June and runs through November, bringing afternoon thunderstorms and choppy seas. Many tour operators suspend trips to outer islands during heavy weather periods. But here's a local secret: September and October offer fewer crowds and dramatic skies, plus room rates drop by 30-40%. Just pack a rain jacket and flexible itinerary. Diving remains excellent year-round since the wrecks sit in protected waters.