June in Uliastai is the rainiest and the cloudiest month of the year. In June, the weather in Uliastai is typically warm. Average daily high temperature in June is about 15 degrees above zero. On average, Uliastai has 16 rainy, 8 sunny, 4 partly cloudy, and 2 cloudy days in June. The rains are usually heavy. June as well as January, February, November, and December is considered the most uncomfortable time to visit Uliastai.