If you planning to travel to Similajau National Park Office, Bintulu, Malaysia, 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 10:31 PM. The temperature feels like 85.9 with a humidity level of 87 so dress accordingly. Cloud coverage is 33 percent with visibility at 14.2 percent. Today’s UV index is 9, don’t forget the sunscreen if you need it! Today’s winds are traveling south at a speed of 3 MPH. At the end of the day don’t miss the sunset at 10:31 AM.