January in Antsirabe is the rainiest and the cloudiest month of the year. In January, the weather in Antsirabe is typically hot. Average daily high temperature in January is about 28 degrees above zero. On average, Antsirabe has 27 rainy, 3 sunny, and 1 cloudy day in January. The rains are usually heavy. January as well as February and March is considered the most uncomfortable time to visit Antsirabe.