In October, the weather in Phan Thiet is typically hot. Average daily high temperature in October is about 29 degrees above zero. On average, Phan Thiet has 27 rainy, 2 partly cloudy, 1 sunny, and 1 cloudy day in October. The rains are usually heavy. October as well as May, June, July, and August is considered the most uncomfortable time to visit Phan Thiet.