January in Calella is the coldest month of the year. In January, the weather in Calella is typically warm. Average daily high temperature in January is about 11 degrees above zero. On average, Calella has 15 sunny, 14 partly cloudy, and 2 rainy days in January. The rains are usually light. January as well as February, March, and December is considered the most uncomfortable time to visit Calella.