August in Nakhon Nayok City is the rainiest month of the year. In August, the weather in Nakhon Nayok City is typically hot. Average daily high temperature in August is about 32 degrees above zero. On average, Nakhon Nayok City has 27 rainy, 2 cloudy, and 2 partly cloudy days in August. The rains are usually heavy. August as well as May, June, July, and September is considered the most uncomfortable time to visit Nakhon Nayok City.