January in Scarborough is the rainiest, the windiest, and the coldest month of the year. In January, the weather in Scarborough is typically cold. Average daily high temperature in January is about 6 degrees above zero. On average, Scarborough has 17 rainy, 6 cloudy, 5 partly cloudy, and 3 sunny days in January. The rains are usually heavy. January as well as February, March, April, and May is considered the most uncomfortable time to visit Scarborough.