January weather forecast in Turku

January in Turku is the snowiest and the most freezing month of the year. In January, the weather in Turku is typically freezing. Average daily high temperature in January is about 3 degrees below zero. On average, Turku has 15 snowy, 13 cloudy, 2 sunny, and 1 partly cloudy day in January. The snowfalls are usually moderate.