January in Yogyakarta is the rainiest and the cloudiest month of the year. In January, the weather in Yogyakarta is typically hot. Average daily high temperature in January is about 29 degrees above zero. On average, Yogyakarta has 29 rainy and 2 cloudy days in January. The rains are usually heavy. January as well as February, March, April, and May is considered the most uncomfortable time to visit Yogyakarta.