In July, the weather in Umiujaq is typically warm. Average daily high temperature in July is about 10 degrees above zero. On average, Umiujaq has 14 rainy, 9 partly cloudy, 5 sunny, and 3 cloudy days in July. The rains are usually heavy. July as well as January, February, March, and June is considered the most uncomfortable time to visit Umiujaq.