If you planning to travel to Santa Maria Cave, Bintan Island, Indonesia, here is your 6-day travel weather forecast to make sure you have all the essentials needed during your stay. Start your day when the sunrises at 10:40 PM. The temperature feels like 89.5 with a humidity level of 80 so dress accordingly. Cloud coverage is 14 percent with visibility at 12.2 percent. Today’s UV index is 0, don’t forget the sunscreen if you need it! Today’s winds are traveling southwest at a speed of 6 MPH. At the end of the day don’t miss the sunset at 10:47 AM.