In May, the weather in Amnat Charoen is typically hot. Average daily high temperature in May is about 33 degrees above zero. On average, Amnat Charoen has 22 rainy, 4 partly cloudy, 3 sunny, and 2 cloudy days in May. The rains are usually heavy. May as well as April, June, July, and August is considered the most uncomfortable time to visit Amnat Charoen.