June in Palmerston North is the cloudiest month of the year. In June, the weather in Palmerston North is typically warm. Average daily high temperature in June is about 13 degrees above zero. On average, Palmerston North has 14 rainy, 9 partly cloudy, 4 sunny, and 3 cloudy days in June. The rains are usually heavy. June as well as May, July, August, and September is considered the most uncomfortable time to visit Palmerston North.