January in Vancouver is the cloudiest month of the year. In January, the weather in Vancouver is typically cold. Average daily high temperature in January is about 7 degrees above zero. On average, Vancouver has 18 rainy, 5 cloudy, 5 partly cloudy, and 3 sunny days in January. The rains are usually heavy. January as well as February, March, April, and November is considered the most uncomfortable time to visit Vancouver.