January in Blaj is the snowiest and the coldest month of the year. In January, the weather in Blaj is typically cold. Average daily high temperature in January is about 2 degrees above zero. On average, Blaj has 9 cloudy, 9 partly cloudy, 8 sunny, 3 rainy, and 2 snowy days in January. The rains are usually light. January as well as February, March, November, and December is considered the most uncomfortable time to visit Blaj.