February in Sirius is the coldest month of the year. In February, the weather in Sirius is typically cold. Average daily high temperature in February is about 8 degrees above zero. On average, Sirius has 13 rainy, 6 sunny, 6 partly cloudy, and 4 cloudy days in February. The rains are usually heavy. February as well as January, March, and December is considered the most uncomfortable time to visit Sirius.