If you planning to travel to Istana Besar, Johor Bahru, 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 10:42 PM. The temperature feels like 89.25 with a humidity level of 82 so dress accordingly. Cloud coverage is 26 percent with visibility at 12.9 percent. Today’s UV index is 9, don’t forget the sunscreen if you need it! Today’s winds are traveling west-southwest at a speed of 6 MPH. At the end of the day don’t miss the sunset at 10:44 AM.