Bali is part of the Coral Triangle, the area with the highest biodiversity of marine species. In this area alone, over 500 reef-building coral species can be found. For comparison, this is about seven times as many as in the entire Caribbean.
Being just 8 degrees south of the equator, Bali has a fairly even climate all year round. Average year-round temperature stands at around 30 °C with a humidity level of about 85%. Day time temperatures at low elevations vary between 20 to 33 °C .
The west monsoon is in place from approximately October to April, and this can bring significant rain, particularly from December to March.