In January, the weather in Gia Nghĩa is typically warm. Average daily high temperature in January is about 25 degrees above zero. On average, Gia Nghĩa has 19 cloudy, 7 partly cloudy, 3 sunny, and 2 rainy days in January. The rains are usually light. January as well as February is considered the most comfortable time to visit Gia Nghĩa.