Dreaming of swimming with manta rays in Bali? The good news is they’re here all year round — but conditions change with the seasons. In this guide, we’ll show you the best time of year to see manta rays in Nusa Penida, what to expect in dry vs rainy months, and how to plan the perfect manta snorkeling or diving trip. With HalloBALI tours, it’s never been easier to turn this dream into reality.