January in Port Harcourt is the sunniest and the hottest month of the year. In January, the weather in Port Harcourt is typically hot. Average daily high temperature in January is about 30 degrees above zero. On average, Port Harcourt has 19 rainy, 7 sunny, 4 partly cloudy, and 1 cloudy 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 Port Harcourt.