October in Qui Nhơn is the rainiest month of the year. In October, the weather in Qui Nhơn is typically hot. Average daily high temperature in October is about 28 degrees above zero. On average, Qui Nhơn has 28 rainy and 3 sunny days in October. The rains are usually heavy. October as well as January, May, June, and July is considered the most uncomfortable time to visit Qui Nhơn.