January in Bolshaya Riga is the most freezing month of the year. In January, the weather in Bolshaya Riga is typically freezing. Average daily high temperature in January is about 13 degrees below zero. On average, Bolshaya Riga has 24 cloudy, 4 sunny, 2 snowy, and 1 partly cloudy day in January. The snowfalls are usually light. January as well as February, April, October, and December is considered the most uncomfortable time to visit Bolshaya Riga.