June in Kuala Lumpur is the sunniest and the hottest month of the year. In June, the weather in Kuala Lumpur is typically hot. Average daily high temperature in June is about 29 degrees above zero. On average, Kuala Lumpur has 28 rainy, 1 sunny, and 1 cloudy day in June. The rains are usually heavy. June as well as January, February, March, and April is considered the most uncomfortable time to visit Kuala Lumpur.