January in Ambon is the cloudiest month of the year. In January, the weather in Ambon is typically hot. Average daily high temperature in January is about 29 degrees above zero. On average, Ambon has 23 rainy, 7 cloudy, and 1 sunny day in January. The rains are usually moderate. January as well as February, March, April, and May is considered the most uncomfortable time to visit Ambon.