July in Rankin Inlet is the rainiest, the sunniest, and the warmest month of the year. In July, the weather in Rankin Inlet is typically warm. Average daily high temperature in July is about 15 degrees above zero. On average, Rankin Inlet has 9 sunny, 9 partly cloudy, 7 rainy, and 6 cloudy days in July. The rains are usually light.