December in San Remo is the snowiest month of the year. In December, the weather in San Remo is typically cold. Average daily high temperature in December is about 7 degrees above zero. On average, San Remo has 13 sunny, 8 partly cloudy, 6 rainy, 3 cloudy, and 1 snowy day in December. The rains are usually heavy. December as well as January, February, March, and April is considered the most uncomfortable time to visit San Remo.