January in Strongsville is the snowiest, the windiest, the cloudiest, and the most freezing month of the year. In January, the weather in Strongsville is typically freezing. Average daily high temperature in January is about 1 degree below zero. On average, Strongsville has 14 snowy, 10 cloudy, 5 rainy, and 2 sunny days in January. The snowfalls are usually moderate.