October in Chinandega is the coldest month of the year. In October, the weather in Chinandega is typically hot. Average daily high temperature in October is about 31 degrees above zero. On average, Chinandega has 26 rainy, 3 partly cloudy, and 2 sunny days in October. The rains are usually heavy. October as well as May, June, July, and August is considered the most uncomfortable time to visit Chinandega.