January weather forecast in Loviisa

January in Loviisa is the snowiest, the cloudiest, and the most freezing month of the year. In January, the weather in Loviisa is typically freezing. Average daily high temperature in January is about 4 degrees below zero. On average, Loviisa has 19 snowy, 11 cloudy, and 1 sunny day in January. The snowfalls are usually moderate.