June in Bandar Labuan is the hottest month of the year. In June, the weather in Bandar Labuan is typically hot. Average daily high temperature in June is about 30 degrees above zero. On average, Bandar Labuan has 23 rainy, 5 cloudy, and 2 sunny days in June. The rains are usually heavy. June as well as January, February, March, and April is considered the most uncomfortable time to visit Bandar Labuan.